Merge branch 'develop' into feature/home/add_document_history

# Conflicts: # data/src/main/java/one/nem/lacerta/data/Document.java # data/src/main/java/one/nem/lacerta/data/impl/DocumentImpl.java
2024-11-22 16:03:15 +00:00 · 2024-01-17 12:42:55 +09:00 · 2024-01-17 12:42:55 +09:00 · d07e63f534
commit d07e63f534
parent 5160411c76 8faaf1e84a
144 changed files with 4276 additions and 1110 deletions
--- a/.github/ISSUE_TEMPLATE/不具合用テンプレート.md
+++ b/.github/ISSUE_TEMPLATE/不具合用テンプレート.md
@ -0,0 +1,17 @@
+---
+name: 不具合用テンプレート
+about: 不具合用テンプレート
+title: "[BUG]: "
+labels: バグ
+assignees: ''
+
+---
+
+# 概要
+<!-- Issueの概要 -->
+
+# 詳細
+<!-- バグの詳細 -->
+
+# 影響箇所
+<!-- 予想される影響箇所(省略可) -->
--- a/.github/ISSUE_TEMPLATE/改善用テンプレート.md
+++ b/.github/ISSUE_TEMPLATE/改善用テンプレート.md
@ -0,0 +1,17 @@
+---
+name: 改善用テンプレート
+about: 改善用テンプレート
+title: "[IMPROVE]"
+labels: ''
+assignees: ''
+
+---
+
+# 概要
+<!-- Issueの概要 -->
+
+# 詳細
+<!-- 改善内容の詳細 -->
+
+# 影響箇所
+<!-- 予想される影響箇所(省略可) -->
--- a/.github/ISSUE_TEMPLATE/新機能用テンプレート.md
+++ b/.github/ISSUE_TEMPLATE/新機能用テンプレート.md
@ -1,10 +1,20 @@
 ---
 name: 新機能用テンプレート
-about: 新規開発Issue用テンプレート
+about: 新規能用テンプレート
 title: ''
-labels: ''
+labels: 新機能
 assignees: ''

 ---

-WIP
+# 概要
+<!-- Issueの概要 -->
+
+# 詳細
+<!-- 機能の詳細 -->
+
+# 関連Issue
+<!-- 関連するIssueがあれば -->
+
+# 影響箇所
+<!-- 予想される影響箇所(省略可) -->
--- a/.github/PULL_REQUEST_TEMPLATE/general.md
+++ b/.github/PULL_REQUEST_TEMPLATE/general.md
@ -0,0 +1,18 @@
+# 概要
+<!-- PRの概要 -->
+
+# 関連Issue
+- #000 <!-- 関連するIssueを指定(なければ省略可) -->
+
+# 詳細
+<!-- 詳細 -->
+
+# 影響箇所
+<!-- 予想される影響箇所 -->
+
+# チェック
+<!-- 参考用, 全てにチェックがついている必要があるわけではありません -->
+- [ ] 機能として完成している
+  - [ ] WIP(Work in progress: 作業中)
+- [ ] 正常にビルド/起動ができる
+- [ ] 既存の機能を壊していない
--- a/.idea/deploymentTargetDropDown.xml
+++ b/.idea/deploymentTargetDropDown.xml
@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="deploymentTargetDropDown">
-    <value>
-      <entry key="app">
-        <State />
-      </entry>
-    </value>
-  </component>
-</project>
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@ -26,10 +26,10 @@
            <option value="$PROJECT_DIR$/model" />
            <option value="$PROJECT_DIR$/processor" />
            <option value="$PROJECT_DIR$/shared" />
-            <option value="$PROJECT_DIR$/shared/icon" />
            <option value="$PROJECT_DIR$/shared/ui" />
            <option value="$PROJECT_DIR$/source" />
            <option value="$PROJECT_DIR$/utils" />
+            <option value="$PROJECT_DIR$/vcs" />
          </set>
        </option>
        <option name="resolveExternalAnnotations" value="false" />
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
  <component name="ExternalStorageConfigurationManager" enabled="true" />
  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
--- a/PULL_REQUEST_TEMPLATE.md
+++ b/PULL_REQUEST_TEMPLATE.md
@ -0,0 +1,18 @@
+# 概要
+<!-- PRの概要 -->
+
+# 関連Issue
+- #000 <!-- 関連するIssueを指定(なければ省略可) -->
+
+# 詳細
+<!-- 詳細 -->
+
+# 影響箇所
+<!-- 予想される影響箇所 -->
+
+# チェック
+<!-- 参考用, 全てにチェックがついている必要があるわけではありません -->
+- [ ] 機能として完成している
+  - [ ] WIP(Work in progress: 作業中)
+- [ ] 正常にビルド/起動ができる
+- [ ] 既存の機能を壊していない
--- a/README.md
+++ b/README.md
@ -4,6 +4,46 @@ WIP

 ![Untitled Diagram(2)](https://github.com/lacerta-doc/Lacerta/assets/66072112/9daabaca-5cdc-49f8-ac66-196c588a47c9)

+## メモ
+- アイコン: Google Material Icons https://fonts.google.com/icons (Weight:300, Grade:0, Optical size: 24px)
+
+## モジュール構成
+### モジュール一覧
+- `component` : コンポーネント
+  - `common` : 共通コンポーネント
+    - UIの中で共通で使う要素(メニューアイテムとか)
+  - `scanner` : スキャナー
+    - スキャナーの実装
+  - `viewer` : ビューワー
+    - ドキュメントビューワーの実装
+- `data` : データ
+  - UIからデータを取得/保存するためのラッパーモジュール
+  - `Document` : ドキュメント関係
+    - WIP(JavaDocを参照してください, 余裕があったら追記します)
+- `feature` : 機能モジュール(ナビゲーションからみた機能で分割)
+  - `common`: 共通機能
+    - 設定画面とか、どこからでも呼ばれうる画面
+  - `debug`: デバッグメニュー
+  - `home`: ホーム画面
+  - `library`: ライブラリ画面
+  - `scan`: スキャン画面
+  - `search`: 検索画面
+- `model` : モデル
+  - データモデルをまとめたモジュール (WIP)
+  - `document` : ドキュメント
+  - `meta` : メタデータ
+- `processor` : プロセッサ
+  - いくつかの処理をまとめたモジュール
+    - `DocumentProcessor` : ドキュメント処理（ドキュメントにページを追加したり更新したり） 
+- `shared` : 
+  - 共有リソース
+- `source` : ソース
+  - (バックエンドが使うのでとりあえず後回し、フロントから直接操作することは絶対にありません)
+- `utils` : ユーティリティ
+  - ちょっとしたユーティリティをまとめたモジュール
+  - `LacertaLogger` : ロガー
+  - `XmlMetaParser` : XMLメタデータパーサー(フロントから直接操作することは絶対にありません)
+

 ## コーディング規則/推奨(WIP)
 ### 規則
--- a/app/build.gradle
+++ b/app/build.gradle
@ -11,13 +11,35 @@ android {
        applicationId "one.nem.lacerta"
        minSdk 26
        targetSdk 33
+
+        // ベータ, Internal, Release問わず毎回インクリメントする
+        // https://developer.android.com/studio/publish/versioning#versioningsettings
        versionCode 1
-        versionName "1.0"
+        versionName "0.1.0"

        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
    }

    buildTypes {
+        debug { // 開発メンバー用
+            debuggable true
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+
+            matchingFallbacks = ['release']
+        }
+        internal_release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+
+            matchingFallbacks = ['release']
+        }
+        beta_release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+
+            matchingFallbacks = ['release']
+        }
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
@ -61,8 +83,6 @@ dependencies {

    implementation project(':shared:ui')

-    implementation project(':shared:icon')
-
    // Hilt (DI)
    implementation libs.com.google.dagger.hilt.android
    annotationProcessor libs.com.google.dagger.hilt.compiler
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@ -2,6 +2,17 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools">

+    <uses-feature
+        android:name="android.hardware.camera"
+        android:required="false" />
+    <uses-permission android:name="android.permission.CAMERA" />
+
+    <queries>
+        <intent>
+            <action android:name="android.media.action.IMAGE_CAPTURE" />
+        </intent>
+    </queries>
+
    <application
        android:allowBackup="true"
        android:dataExtractionRules="@xml/data_extraction_rules"
@ -22,6 +33,16 @@
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
+
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="one.nem.lacerta.provider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/file_paths" />
+        </provider>
    </application>

 </manifest>
--- a/app/src/main/res/xml/provider_path.xml
+++ b/app/src/main/res/xml/provider_path.xml
@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths>
+    <cache-path name="cache" path="." />
+</paths>
--- a/component/scanner/build.gradle
+++ b/component/scanner/build.gradle
@ -1,5 +1,6 @@
 plugins {
    alias(libs.plugins.com.android.library)
+    id 'com.google.dagger.hilt.android'
 }

 android {
@ -29,9 +30,26 @@ dependencies {

    implementation libs.androidx.appcompat
    implementation libs.com.google.android.material
+    implementation libs.androidx.activity
+    implementation libs.androidx.constraintlayout
    testImplementation libs.junit
    androidTestImplementation libs.androidx.test.ext.junit
    androidTestImplementation libs.androidx.test.espresso.core

+    // Hilt (DI)
+    implementation libs.com.google.dagger.hilt.android
+    annotationProcessor libs.com.google.dagger.hilt.compiler
+
    implementation 'com.websitebeaver:documentscanner:1.0.0'
+
+    implementation project(':shared:ui')
+    implementation project(':model')
+
+    implementation project(':processor')
+
+    implementation project(':utils')
+
+    implementation project(':vcs')
+
+    implementation project(':data')
 }
--- a/component/scanner/src/main/AndroidManifest.xml
+++ b/component/scanner/src/main/AndroidManifest.xml
@ -1,4 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">

+    <application>
+        <activity
+            android:name=".ScannerManagerActivity"
+            android:exported="false" />
+    </application>
+
 </manifest>
--- a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/CaptureResultAdapter.java
+++ b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/CaptureResultAdapter.java
@ -0,0 +1,55 @@
+package one.nem.lacerta.component.scanner;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.ArrayList;
+
+public class CaptureResultAdapter extends RecyclerView.Adapter<CaptureResultAdapter.ViewHolder> {
+    private final ArrayList<CapturedData> results;
+
+    public CaptureResultAdapter(ArrayList<CapturedData> results) {
+        this.results = results;
+    }
+
+    @Override
+    public CaptureResultAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.list_item_scanner_component_manager_stub, parent, false);
+        return new CaptureResultAdapter.ViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(CaptureResultAdapter.ViewHolder holder, int position) {
+        CapturedData result = results.get(position);
+        holder.textViewPath.setText(result.getPath());
+        holder.textViewResolutionHeight.setText(result.getResolutionHeight());
+        holder.textViewResolutionWidth.setText(result.getResolutionWidth());
+        holder.imageView.setImageBitmap(result.getBitmap());
+    }
+
+    @Override
+    public int getItemCount() {
+        return results.size();
+    }
+
+    public class ViewHolder extends RecyclerView.ViewHolder {
+
+        public TextView textViewPath;
+        public TextView textViewResolutionHeight;
+        public TextView textViewResolutionWidth;
+        public ImageView imageView;
+
+        public ViewHolder(View view) {
+            super(view);
+            textViewPath = view.findViewById(R.id.textViewPath);
+            textViewResolutionHeight = view.findViewById(R.id.textViewResHeight);
+            textViewResolutionWidth = view.findViewById(R.id.textViewResWidth);
+            imageView = view.findViewById(R.id.imageViewResult);
+        }
+    }
+}
--- a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/CapturedData.java
+++ b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/CapturedData.java
@ -0,0 +1,44 @@
+package one.nem.lacerta.component.scanner;
+
+import android.graphics.Bitmap;
+
+public class CapturedData {
+
+    private String path;
+    private String resolutionHeight;
+    private String resolutionWidth;
+    private String size;
+    private Bitmap bitmap;
+
+    // Constructor
+
+    public CapturedData(String path, String resolutionHeight, String resolutionWidth, String size, Bitmap bitmap) {
+        this.path = path;
+        this.resolutionHeight = resolutionHeight;
+        this.resolutionWidth = resolutionWidth;
+        this.size = size;
+        this.bitmap = bitmap;
+    }
+
+    // Getters
+
+    public String getPath() {
+        return path;
+    }
+
+    public String getResolutionHeight() {
+        return resolutionHeight;
+    }
+
+    public String getResolutionWidth() {
+        return resolutionWidth;
+    }
+
+    public String getSize() {
+        return size;
+    }
+
+    public Bitmap getBitmap() {
+        return bitmap;
+    }
+}
--- a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerDataManagerStubFragment.java
+++ b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerDataManagerStubFragment.java
@ -0,0 +1,251 @@
+package one.nem.lacerta.component.scanner;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.net.Uri;
+import android.os.Bundle;
+
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
+import androidx.core.content.FileProvider;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.os.Environment;
+import android.provider.MediaStore;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import java.io.File;
+import java.io.IOException;
+import java.text.SimpleDateFormat;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.Locale;
+import java.util.UUID;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.model.document.DocumentDetail;
+import one.nem.lacerta.model.document.DocumentMeta;
+import one.nem.lacerta.model.document.path.DocumentPath;
+import one.nem.lacerta.processor.DocumentProcessor;
+import one.nem.lacerta.processor.factory.DocumentProcessorFactory;
+
+import one.nem.lacerta.utils.LacertaLogger;
+
+import one.nem.lacerta.utils.repository.DeviceInfoUtils;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link ScannerDataManagerStubFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+@AndroidEntryPoint
+public class ScannerDataManagerStubFragment extends Fragment {
+
+    // TODO-rca: 時間があったらcacheを使うようにする？
+
+    // Results
+    private ArrayList<CapturedData> results = new ArrayList<>();
+
+    private Uri photoURI;
+
+    private DocumentDetail documentDetail;
+
+    private DocumentProcessor documentProcessor;
+
+    @Inject
+    DocumentProcessorFactory documentProcessorFactory;
+
+    @Inject
+    LacertaLogger logger;
+
+    @Inject
+    DeviceInfoUtils deviceInfoUtils;
+
+    private final ActivityResultLauncher<Intent> cameraLauncher = registerForActivityResult(
+            new ActivityResultContracts.StartActivityForResult(),
+            result -> {
+                if (result.getResultCode() == Activity.RESULT_OK) {
+                    try {
+                        if (getActivity() == null) {
+                            Log.d("ScannerDataManagerStubFragment", "getActivity() is null");
+                            return;
+                        }
+                        if (photoURI == null) {
+                            Log.d("ScannerDataManagerStubFragment", "photoURI is null");
+                            Toast.makeText(getActivity(), "photoURI is null", Toast.LENGTH_LONG).show();
+                            return;
+                        }
+                        Bitmap imageBitmap = MediaStore.Images.Media.getBitmap(getActivity().getContentResolver(), photoURI);
+                        results.add(new CapturedData("Placeholder", Integer.toString(imageBitmap.getHeight()), Integer.toString(imageBitmap.getWidth()), "Placeholder", imageBitmap));
+                    } catch (IOException e) {
+                        Log.e("ScannerDataManagerStubFragment", "Error occurred while reading the file", e);
+                    }
+                }
+            }
+    );
+
+    public ScannerDataManagerStubFragment() {
+        // Required empty public constructor
+    }
+    // TODO: Rename and change types and number of parameters
+    public static ScannerDataManagerStubFragment newInstance() {
+        ScannerDataManagerStubFragment fragment = new ScannerDataManagerStubFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_scanner_data_manager_stub, container, false);
+    }
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+//        view.findViewById(R.id.button_call_camera).setOnClickListener(v -> {
+//            Log.d("ScannerDataManagerStubFragment", "button_call_camera clicked");
+//            Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+//            if (takePictureIntent.resolveActivity(getActivity().getPackageManager()) != null) {
+//                File photoFile = null;
+//                try {
+//                    String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.US).format(new Date());
+//                    String imageFileName = "JPEG_" + timeStamp + "_";
+//                    File storageDir = getActivity().getExternalFilesDir(Environment.DIRECTORY_PICTURES);
+//                    photoFile = File.createTempFile(imageFileName, ".jpg", storageDir);
+//                } catch (IOException ex) {
+//                    Log.e("ScannerDataManagerStubFragment", "Error occurred while creating the file", ex);
+//                }
+//                if (photoFile != null) {
+//                    photoURI = FileProvider.getUriForFile(getActivity(), "one.nem.lacerta.provider", photoFile);
+//                    takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, photoURI);
+//                    cameraLauncher.launch(takePictureIntent);
+//                }
+//                else {
+//                    Log.d("ScannerDataManagerStubFragment", "photoFile is null");
+//                }
+//            }
+//            else {
+//                Log.d("ScannerDataManagerStubFragment", "camera not available");
+//            }
+//            updateResults();
+//        });
+//
+//        view.findViewById(R.id.button_create_documnent).setOnClickListener(v -> {
+//            Log.d("ScannerDataManagerStubFragment", "button_create_documnent clicked");
+//            Toast.makeText(getActivity(), "button_create_documnent clicked", Toast.LENGTH_LONG).show();
+//
+//            this.documentDetail = createSampleDocumentDetail();
+//
+//        });
+//
+//        view.findViewById(R.id.button_init_document_processor).setOnClickListener(v -> {
+//            Log.d("ScannerDataManagerStubFragment", "button_init_document_processor clicked");
+//            Toast.makeText(getActivity(), "button_init_document_processor clicked", Toast.LENGTH_LONG).show();
+//            // TODO-rca: ここでDocumentProcessorを初期化する
+//            if (this.documentDetail == null) {
+//                Toast.makeText(getActivity(), "documentDetail is null", Toast.LENGTH_LONG).show();
+//                return;
+//            }
+//            this.documentProcessor = documentProcessorFactory.create(this.documentDetail);
+//            Toast.makeText(getActivity(), "documentProcessor created", Toast.LENGTH_LONG).show();
+//            try {
+//                this.documentProcessor.init();
+//            } catch (Exception e) {
+//                Toast.makeText(getActivity(), "Error occurred while initializing documentProcessor", Toast.LENGTH_LONG).show();
+//                Log.e("ScannerDataManagerStubFragment", "Error occurred while initializing documentProcessor", e);
+//            }
+//            Toast.makeText(getActivity(), "documentProcessor initialized", Toast.LENGTH_LONG).show();
+//        });
+//
+//        view.findViewById(R.id.button_add_page).setOnClickListener(v -> {
+//            Log.d("ScannerDataManagerStubFragment", "button_add_page clicked");
+//            Toast.makeText(getActivity(), "button_add_page clicked", Toast.LENGTH_LONG).show();
+//            if (this.documentProcessor == null) {
+//                Toast.makeText(getActivity(), "documentProcessor is null", Toast.LENGTH_LONG).show();
+//                return;
+//            }
+//            Bitmap[] bitmaps = new Bitmap[results.size()];
+//            for (int i = 0; i < results.size(); i++) {
+//                bitmaps[i] = results.get(i).getBitmap();
+//            }
+//
+//            try {
+//                this.documentProcessor.addNewPagesToLast(bitmaps);
+//            } catch (Exception e) {
+//                Toast.makeText(getActivity(), "Error occurred while adding pages", Toast.LENGTH_LONG).show();
+//                Log.e("ScannerDataManagerStubFragment", "Error occurred while adding pages", e);
+//            }
+//
+//            Toast.makeText(getActivity(), "pages added", Toast.LENGTH_LONG).show();
+//
+//            try {
+//                this.documentProcessor.close();
+//            } catch (Exception e) {
+//                Toast.makeText(getActivity(), "Error occurred while closing documentProcessor", Toast.LENGTH_LONG).show();
+//                Log.e("ScannerDataManagerStubFragment", "Error occurred while closing documentProcessor", e);
+//            }
+//        });
+    }
+
+    public DocumentDetail createSampleDocumentDetail() {
+//
+//        String id = UUID.randomUUID().toString();
+//
+//        Toast.makeText(getActivity(), "Generated id: " + id, Toast.LENGTH_LONG).show();
+//        //logger.debug("CreateSample", "Generated id: " + id);
+//
+//        DocumentMeta meta = new DocumentMeta(
+//                id,
+//                "Sample" + DateTimeFormatter.ofPattern("yyyyMMddHHmmss").format(LocalDateTime.now()),
+//                new Date(),
+//                new Date());
+//
+//        DocumentPath path = new DocumentPath(
+//                deviceInfoUtils.getExternalStorageDirectoryString(),
+//                "Sample" + DateTimeFormatter.ofPattern("yyyyMMddHHmmss").format(LocalDateTime.now()));
+//
+//        return new DocumentDetail(meta, path, "SampleAuthor", "SampleDefaultBranch");
+        return null;
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        Log.d("ScannerDataManagerStubFragment", "onResume");
+        updateResults();
+    }
+
+    public void updateResults() {
+        Log.d("ScannerDataManagerStubFragment", "updateResults");
+
+        // TODO-rca: エラーハンドリング
+        RecyclerView recyclerView = getView().findViewById(R.id.result_recycler_view);
+
+        recyclerView.setLayoutManager(new androidx.recyclerview.widget.LinearLayoutManager(getContext()));
+        recyclerView.setAdapter(new CaptureResultAdapter(this.results));
+
+
+    }
+
+}
--- a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerActivity.java
+++ b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerActivity.java
@ -0,0 +1,181 @@
+package one.nem.lacerta.component.scanner;
+
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.Toast;
+
+import androidx.activity.EdgeToEdge;
+import androidx.annotation.AnimatorRes;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+import com.google.android.material.appbar.MaterialToolbar;
+import com.websitebeaver.documentscanner.DocumentScanner;
+
+import java.util.ArrayList;
+import java.util.Objects;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.utils.LacertaLogger;
+import one.nem.lacerta.data.Document;
+
+@AndroidEntryPoint
+public class ScannerManagerActivity extends AppCompatActivity {
+
+    String TAG = "ScannerManagerActivity";
+
+    @Inject
+    LacertaLogger logger;
+
+    @Inject
+    Document document;
+
+
+    // Variables
+    private ArrayList<Bitmap> croppedImages = new ArrayList<>();
+
+    View view;
+
+    DocumentScanner documentScanner = new DocumentScanner(
+            this,
+            (croppedImageResults) -> {
+                logger.debug(TAG, "croppedImage size: " + croppedImageResults.size());
+                ArrayList<Bitmap> croppedImages = new ArrayList<>();
+                for (String result : croppedImageResults) {
+                    croppedImages.add(BitmapFactory.decodeFile(result));
+                }
+                processResult(croppedImages);
+                return null;
+            },
+            (errorMessage) -> {
+                // an error happened
+                logger.error(TAG, "Error: " + errorMessage);
+                logger.e_code("543a230e-cb9a-47a2-8131-3beecfe1c458");
+                return null;
+            },
+            () -> {
+                // user canceled document scan
+                logger.debug(TAG, "User canceled document scan");
+                return null;
+            },
+            null,
+            null,
+            null
+    );
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_scanner_manager);
+        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+            return insets;
+        });
+
+        MaterialToolbar toolbar = findViewById(R.id.top_toolbar);
+        setSupportActionBar(toolbar);
+        Objects.requireNonNull(getSupportActionBar()).setDisplayHomeAsUpEnabled(true);
+
+        documentScanner.startScan();
+        // Init
+
+        this.view = findViewById(R.id.main); // TODO-rca:なんとかする
+
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(android.view.Menu menu) {
+        getMenuInflater().inflate(R.menu.scanner_result_toolbar, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(android.view.MenuItem item) {
+        if (item.getItemId() == R.id.action_save_new) {
+            // 新ドキュメントとして保存
+            Toast.makeText(this, "保存処理", Toast.LENGTH_SHORT).show();
+            saveNewDocument();
+            return true;
+        } else if (item.getItemId() == R.id.action_insert_exist) {
+            // 既存ドキュメントに挿入
+            Toast.makeText(this, "挿入処理", Toast.LENGTH_SHORT).show();
+            insertToExistDocument();
+            return true;
+        } else if (item.getItemId() == android.R.id.home) {
+            finish();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    private void processResult(ArrayList<Bitmap> resultImages) {
+        logger.debug(TAG, "processResult");
+
+        if (resultImages.isEmpty()) {
+            logger.debug(TAG, "resultImages(arg) is empty");
+            if (this.croppedImages.isEmpty()) {
+                logger.debug(TAG, "this.resultImages is empty");
+                logger.e_code("7cb0584e-74ef-48ec-848a-c4d14e75e15a");
+                // TODO-rca: なんかする
+            } else {
+                logger.debug(TAG, "this.resultImages is not empty");
+                updateResultView(this.croppedImages);
+            }
+        } else {
+            logger.debug(TAG, "resultImages(arg) is not empty");
+            updateResultView(resultImages);
+            this.croppedImages = resultImages;
+        }
+
+    }
+
+    private void saveNewDocument() {
+        logger.debug(TAG, "saveNewDocument");
+
+    }
+
+    private void insertToExistDocument() {
+        logger.debug(TAG, "insertToExistDocument");
+        // TODO-rca: 実装
+    }
+
+    private void updateResultView(ArrayList<Bitmap> resultImages) {
+        logger.debug(TAG, "updateResultView");
+
+        LinearLayout resultView = findViewById(R.id.result_list_container);
+        ImageView selectedImage = findViewById(R.id.selected_image);
+        resultView.removeAllViews();
+
+        for (Bitmap resultImage : resultImages) {
+            View resultImageView = getLayoutInflater().inflate(R.layout.result_image_container_item, null);
+            ImageView imageView = resultImageView.findViewById(R.id.result_image);
+            imageView.setImageBitmap(resultImage);
+            imageView.setOnClickListener(v -> {
+
+                selectedImage.setImageBitmap(resultImage);
+
+                for (int i = 0; i < resultView.getChildCount(); i++) {
+                    View child = resultView.getChildAt(i).findViewById(R.id.result_image);
+                    child.setSelected(false);
+                }
+
+                v.setSelected(true);
+            });
+
+            resultView.addView(resultImageView);
+        }
+    }
+
+}
--- a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerFragment.java
+++ b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerFragment.java
@ -0,0 +1,95 @@
+package one.nem.lacerta.component.scanner;
+
+import android.content.Intent;
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.websitebeaver.documentscanner.DocumentScanner;
+import com.websitebeaver.documentscanner.DocumentScannerActivity;
+
+import java.util.Objects;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.utils.LacertaLogger;
+import one.nem.lacerta.vcs.LacertaVcs;
+import one.nem.lacerta.vcs.factory.LacertaVcsFactory;
+
+
+@AndroidEntryPoint
+public class ScannerManagerFragment extends Fragment {
+
+    String TAG = getClass().getSimpleName();
+
+    @Inject
+    LacertaLogger logger;
+
+    @Inject
+    LacertaVcsFactory vcsFactory;
+
+    private static final boolean DEFAULT_SINGLE_PAGE = false;
+    private boolean singlePage;
+
+    public ScannerManagerFragment() {
+        // Required empty public constructor
+    }
+
+//    public static ScannerManagerFragment newInstance(boolean singlePage) {
+//        ScannerManagerFragment fragment = new ScannerManagerFragment();
+//        Bundle args = new Bundle();
+//        args.putBoolean("singlePage", singlePage);
+//        fragment.setArguments(args);
+//        return fragment;
+//    }
+
+    public static ScannerManagerFragment newInstance() {
+        ScannerManagerFragment fragment = new ScannerManagerFragment();
+        Bundle args = new Bundle();
+        args.putBoolean("singlePage", DEFAULT_SINGLE_PAGE);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            singlePage = getArguments().getBoolean("singlePage", DEFAULT_SINGLE_PAGE);
+        }
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_scanner_manager, container, false);
+
+//        ViewGroup.LayoutParams layoutParams = new ViewGroup.LayoutParams(
+//                ViewGroup.LayoutParams.MATCH_PARENT,
+//                ViewGroup.LayoutParams.MATCH_PARENT
+//        );
+//        view.setLayoutParams(layoutParams);
+
+        return view;
+    }
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        // Init
+        logger.debug(TAG, "called");
+
+        view.findViewById(R.id.button_intent_scanner_manager_activity).setOnClickListener(v -> {
+            // DocumentScannerActivityを起動する
+            Intent intent = new Intent(requireActivity().getApplicationContext(), ScannerManagerActivity.class);
+            startActivity(intent);
+        });
+    }
+}
--- a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerScanFragment.java
+++ b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerScanFragment.java
@ -1,75 +0,0 @@
-package one.nem.lacerta.component.scanner;
-
-import android.graphics.BitmapFactory;
-import android.os.Bundle;
-
-import androidx.constraintlayout.utils.widget.ImageFilterView;
-import androidx.fragment.app.Fragment;
-
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-import com.websitebeaver.documentscanner.DocumentScanner;
-
-/**
- * A simple {@link Fragment} subclass.
- * Use the {@link ScannerScanFragment#newInstance} factory method to
- * create an instance of this fragment.
- */
-public class ScannerScanFragment extends Fragment {
-
-    // TODO: Rename parameter arguments, choose names that match
-    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
-//    private static final String MAX_SCAN_COUNT = "max_scan_count"; // 規定値
-
-    // TODO: Rename and change types of parameters
-    private String mParam1;
-
-
-    public ScannerScanFragment() {
-        // Required empty public constructor
-    }
-
-    public static ScannerScanFragment newInstance(String param1) {
-        ScannerScanFragment fragment = new ScannerScanFragment();
-        Bundle args = new Bundle();
-//        args.putString(MAX_SCAN_COUNT, param1);
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        if (getArguments() != null) {
-//            mParam1 = getArguments().getString(MAX_SCAN_COUNT);
-//            scan(Integer.parseInt(mParam1));
-        }
-    }
-
-
-    public DocumentScanner getDocumentScanner() {
-        return new DocumentScanner(
-                this,
-                (croppedImageResults) -> {
-                    // display the first cropped image
-                    croppedImageView.setImageBitmap(
-                            BitmapFactory.decodeFile(croppedImageResults.get(0))
-                    );
-                    return null;
-                },
-                (errorMessage) -> {
-                    // an error happened
-                    return null;
-                },
-                () -> {
-                    // user canceled document scan
-                    return null;
-                },
-                null,
-                null,
-                null
-        );
-    }
-}
--- a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerScanResultFragment.java
+++ b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerScanResultFragment.java
@ -1,64 +0,0 @@
-package one.nem.lacerta.component.scanner;
-
-import android.os.Bundle;
-
-import androidx.fragment.app.Fragment;
-
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-/**
- * A simple {@link Fragment} subclass.
- * Use the {@link ScannerScanResultFragment#newInstance} factory method to
- * create an instance of this fragment.
- */
-public class ScannerScanResultFragment extends Fragment {
-
-    // TODO: Rename parameter arguments, choose names that match
-    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
-    private static final String ARG_PARAM1 = "param1";
-    private static final String ARG_PARAM2 = "param2";
-
-    // TODO: Rename and change types of parameters
-    private String mParam1;
-    private String mParam2;
-
-    public ScannerScanResultFragment() {
-        // Required empty public constructor
-    }
-
-    /**
-     * Use this factory method to create a new instance of
-     * this fragment using the provided parameters.
-     *
-     * @param param1 Parameter 1.
-     * @param param2 Parameter 2.
-     * @return A new instance of fragment ScannerScanResultFragment.
-     */
-    // TODO: Rename and change types and number of parameters
-    public static ScannerScanResultFragment newInstance(String param1, String param2) {
-        ScannerScanResultFragment fragment = new ScannerScanResultFragment();
-        Bundle args = new Bundle();
-        args.putString(ARG_PARAM1, param1);
-        args.putString(ARG_PARAM2, param2);
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        if (getArguments() != null) {
-            mParam1 = getArguments().getString(ARG_PARAM1);
-            mParam2 = getArguments().getString(ARG_PARAM2);
-        }
-    }
-
-    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-        // Inflate the layout for this fragment
-        return inflater.inflate(R.layout.fragment_scanner_scan_result, container, false);
-    }
-}
--- a/component/scanner/src/main/res/drawable/result_image_container_item_border.xml
+++ b/component/scanner/src/main/res/drawable/result_image_container_item_border.xml
@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_selected="true">
+        <shape android:shape="rectangle">
+            <solid android:color="#00000000" />
+            <corners android:radius="8dp" />
+            <stroke android:color="#FF0000" android:width="2dp" />
+        </shape>
+    </item>
+    <item>
+        <shape android:shape="rectangle">
+            <solid android:color="#00000000" />
+            <corners android:radius="8dp" />
+        </shape>
+    </item>
+</selector>
--- a/component/scanner/src/main/res/layout/activity_scanner_manager.xml
+++ b/component/scanner/src/main/res/layout/activity_scanner_manager.xml
@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/main"
+    android:theme="@style/Theme.Lacerta"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <com.google.android.material.appbar.MaterialToolbar
+        android:id="@+id/top_toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@color/colorPrimaryContainer"
+        app:titleTextColor="@color/colorOnPrimaryContainer"
+        app:title="Preview"
+        android:minHeight="?attr/actionBarSize"
+        android:theme="?attr/actionBarTheme"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <ImageView
+        android:id="@+id/selected_image"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_above="@+id/horizontal_scroll"
+        android:scaleType="centerInside"
+        app:layout_constraintBottom_toTopOf="@+id/horizontal_scroll"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/top_toolbar" />
+
+    <HorizontalScrollView
+        android:id="@+id/horizontal_scroll"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_alignParentBottom="true"
+        android:scrollbars="none"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/selected_image">
+
+        <LinearLayout
+            android:id="@+id/result_list_container"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal">
+
+
+        </LinearLayout>
+
+    </HorizontalScrollView>
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/component/scanner/src/main/res/layout/fragment_scanner_data_manager_stub.xml
+++ b/component/scanner/src/main/res/layout/fragment_scanner_data_manager_stub.xml
@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:theme="@style/Theme.Lacerta"
+    tools:context=".ScannerDataManagerStubFragment" >
+
+    <LinearLayout
+        android:id="@+id/action_button_container"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:weightSum="2"
+        android:orientation="horizontal"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/button_call_camera"
+            style="@style/Widget.Material3.Button.IconButton.Filled"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="16px"
+            android:layout_weight="1"
+            android:text="Call camera" />
+
+    </LinearLayout>
+
+    <LinearLayout
+        android:id="@+id/init_button_container"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:orientation="horizontal"
+        android:weightSum="2"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/action_button_container">
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/button_create_documnent"
+            style="@style/Widget.Material3.Button.IconButton.Filled"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_margin="16px"
+            android:layout_weight="1"
+            android:text="Create Doc Obj" />
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/button_init_document_processor"
+            style="@style/Widget.Material3.Button.IconButton.Filled"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_margin="16px"
+            android:layout_weight="1"
+            android:text="Init Processor" />
+
+    </LinearLayout>
+
+    <LinearLayout
+        android:id="@+id/doc_button_container"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:weightSum="2"
+        android:orientation="horizontal"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/init_button_container">
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/button_add_page"
+            style="@style/Widget.Material3.Button.IconButton.Filled"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="16px"
+            android:layout_weight="1"
+            android:text="Add page to last" />
+
+    </LinearLayout>
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/result_recycler_view"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/doc_button_container" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/component/scanner/src/main/res/layout/fragment_scanner_manager.xml
+++ b/component/scanner/src/main/res/layout/fragment_scanner_manager.xml
@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".ScannerManagerFragment">
+
+    <Button
+        android:id="@+id/button_intent_scanner_manager_activity"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:text="Button"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/component/scanner/src/main/res/layout/fragment_scanner_scan.xml
+++ b/component/scanner/src/main/res/layout/fragment_scanner_scan.xml
@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".ScannerScanFragment">
-
-    <!-- TODO: Update blank fragment layout -->
-    <TextView
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:text="@string/hello_blank_fragment" />
-
-</FrameLayout>
--- a/component/scanner/src/main/res/layout/fragment_scanner_scan_result.xml
+++ b/component/scanner/src/main/res/layout/fragment_scanner_scan_result.xml
@ -1,133 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical"
-    tools:context=".MainActivity">
-
-    <androidx.constraintlayout.utils.widget.ImageFilterView
-        android:id="@+id/cropped_image_view"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:orientation="vertical"
-        app:layout_constraintBottom_toTopOf="@+id/linear_layout_buttons">
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:orientation="horizontal"
-            android:layout_margin="12dp">
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="match_parent"
-                android:layout_weight="0"
-                android:text="Saturation" />
-
-            <SeekBar
-                android:id="@+id/seekBar_saturation"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_weight="1"
-                android:max="200"
-                android:progress="100"/>
-        </LinearLayout>
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:orientation="horizontal"
-            android:layout_margin="12dp">
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="match_parent"
-                android:layout_weight="0"
-                android:text="Contrast" />
-
-            <SeekBar
-                android:id="@+id/seekBar_contrast"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_weight="1"
-                android:max="200"
-                android:progress="100"/>
-        </LinearLayout>
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:orientation="horizontal"
-            android:layout_margin="12dp">
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="match_parent"
-                android:layout_weight="0"
-                android:text="Brightness" />
-
-            <SeekBar
-                android:id="@+id/seekBar_brightness"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:max="200"
-                android:progress="100"
-                android:layout_weight="1"/>
-        </LinearLayout>
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:orientation="horizontal"
-            android:layout_margin="12dp">
-
-            <TextView
-                android:layout_width="wrap_content"
-                android:layout_height="match_parent"
-                android:layout_weight="0"
-                android:text="Warmth" />
-
-            <SeekBar
-                android:id="@+id/seekBar_warmth"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:max="500"
-                android:progress="100"
-                android:layout_weight="1"/>
-        </LinearLayout>
-
-    </LinearLayout>
-
-    <LinearLayout
-        android:id="@+id/linear_layout_buttons"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:orientation="horizontal"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent">
-
-        <Button
-            android:id="@+id/button_save_image"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:insetLeft="12dp"
-            android:insetRight="12dp"
-            android:text="Save Image" />
-
-        <Button
-            android:id="@+id/button_kill_me"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:insetLeft="12dp"
-            android:insetRight="12dp"
-            android:text="Kill me" />
-    </LinearLayout>
-
-</androidx.constraintlayout.widget.ConstraintLayout>
--- a/component/scanner/src/main/res/layout/list_item_scanner_component_manager_stub.xml
+++ b/component/scanner/src/main/res/layout/list_item_scanner_component_manager_stub.xml
@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_margin="24px">
+
+    <ImageView
+        android:id="@+id/imageViewResult"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:srcCompat="@android:drawable/presence_video_online"
+        android:adjustViewBounds="true"/>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/imageViewResult">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="2"
+                android:text="Resolution:"
+                android:textIsSelectable="false"
+                android:textSize="16sp" />
+
+            <TextView
+                android:id="@+id/textViewResHeight"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:text="Height"
+                android:textIsSelectable="false"
+                android:textSize="16sp" />
+
+            <TextView
+                android:id="@+id/textViewResWidth"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:text="Width"
+                android:textIsSelectable="false"
+                android:textSize="16sp" />
+
+        </LinearLayout>
+
+        <TextView
+            android:id="@+id/textViewPath"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="Path"
+            android:textIsSelectable="false"
+            android:textSize="16sp" />
+
+    </LinearLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/component/scanner/src/main/res/layout/list_item_scanner_result.xml
+++ b/component/scanner/src/main/res/layout/list_item_scanner_result.xml
@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/component/scanner/src/main/res/layout/result_image_container_item.xml
+++ b/component/scanner/src/main/res/layout/result_image_container_item.xml
@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content">
+
+    <ImageView
+        android:id="@+id/result_image"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:maxHeight="64dp"
+        android:adjustViewBounds="true"
+        android:background="@drawable/result_image_container_item_border"
+        android:padding="8dp"
+        android:scaleType="centerCrop" />
+
+</FrameLayout>
--- a/component/scanner/src/main/res/menu/scanner_result_toolbar.xml
+++ b/component/scanner/src/main/res/menu/scanner_result_toolbar.xml
@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/action_save_new"
+        android:icon="@drawable/save_24px"
+        android:title="Save"
+        app:showAsAction="ifRoom"/>
+    <item
+        android:id="@+id/action_insert_exist"
+        android:icon="@drawable/ic_baseline_add_24"
+        android:title="Save"
+        app:showAsAction="ifRoom"/>
+</menu>
--- a/data/build.gradle
+++ b/data/build.gradle
@ -41,6 +41,9 @@ dependencies {
    // JGit
    implementation 'org.eclipse.jgit:org.eclipse.jgit:6.8.0.202311291450-r'

+    // Java Faker
+    implementation 'com.github.javafaker:javafaker:1.0.2'
+
    // Room
    implementation libs.androidx.room.runtime
    annotationProcessor libs.androidx.room.compiler
@ -53,4 +56,6 @@ dependencies {

    // データソースモジュール
    implementation project(':source')
+
+    implementation project(':vcs')
 }
--- a/data/src/main/java/one/nem/lacerta/data/Document.java
+++ b/data/src/main/java/one/nem/lacerta/data/Document.java
@ -13,38 +13,13 @@ import one.nem.lacerta.model.document.tag.DocumentTag;
 */
 public interface Document {

-    ArrayList<DocumentMeta> getAllDocumentMetas(int limit);
+    DocumentDetail createDocument(DocumentMeta meta);

-    ArrayList<DocumentMeta> getAllDocumentMetas(int limit, int offset);
+    DocumentDetail createDocument();

-    /**
-     * 更新の新しいドキュメントから順に並べてlimit件取得する
-     * @param limit 取得する上限数
-     */
-    ArrayList<DocumentMeta> getRecentDocumentMetas(int limit);
+    void deleteDocument(String documentId);

-    /**
-     * 更新の新しいドキュメントから順に並べてoffset位置からlimit件取得する
-     * @param limit 取得する上限数
-     * @param offset 取得するオフセット
-     */
-    ArrayList<DocumentMeta> getRecentDocumentMetas(int limit, int offset);
+    void updateDocument(DocumentMeta meta, DocumentDetail detail);

-    /**
-     * ドキュメントIDからDocumentDetailを取得する
-     * @param id ドキュメントID
-     */
-    DocumentDetail getDocumentDetail(String id);
-
-    /**
-     * DocumentMetaからDocumentDetailを取得する
-     * @param meta DocumentMeta
-     */
-    DocumentDetail getDocumentDetailByMeta(DocumentMeta meta); // 簡単に使えるように
-
-    DocumentDetail createDocumentByMeta(DocumentMeta meta);
-
-    Object getDocumentDetail();
-
-    ArrayList<DocumentDetail> getAllDocumentDetail(int i);
+    DocumentDetail getDocument(String documentId);
 }
--- a/data/src/main/java/one/nem/lacerta/data/DocumentDebug.java
+++ b/data/src/main/java/one/nem/lacerta/data/DocumentDebug.java
@ -1,12 +0,0 @@
-package one.nem.lacerta.data;
-
-import one.nem.lacerta.model.document.DocumentMeta;
-import one.nem.lacerta.model.document.DocumentDetail;
-import one.nem.lacerta.model.document.path.DocumentPath;
-import one.nem.lacerta.model.document.tag.DocumentTag;
-
-public interface DocumentDebug {
-
-    void insertDocument(DocumentMeta meta, DocumentDetail detail);
-
-}
--- a/data/src/main/java/one/nem/lacerta/data/LacertaLibrary.java
+++ b/data/src/main/java/one/nem/lacerta/data/LacertaLibrary.java
@ -0,0 +1,22 @@
+package one.nem.lacerta.data;
+
+import one.nem.lacerta.model.ListItemType;
+
+import one.nem.lacerta.model.LibraryItemPage;
+import one.nem.lacerta.model.document.DocumentDetail;
+
+public interface LacertaLibrary {
+
+    // Get History
+    LibraryItemPage getRecentDocument(int limit);
+    LibraryItemPage getRecentDocument(int limit, int offset);
+
+    // Get Library page
+    LibraryItemPage getLibraryPage(int limit);
+    LibraryItemPage getLibraryPage(int limit, int offset);
+    LibraryItemPage getLibraryPage(String pageId, int limit);
+    LibraryItemPage getLibraryPage(String pageId, int limit, int offset);
+
+    // GetDocument
+    DocumentDetail getDocumentDetailById(String id); // TODO-rca: Documentに統合する
+}
--- a/data/src/main/java/one/nem/lacerta/data/LacertaSearch.java
+++ b/data/src/main/java/one/nem/lacerta/data/LacertaSearch.java
@ -0,0 +1,13 @@
+package one.nem.lacerta.data;
+
+import java.util.ArrayList;
+
+import one.nem.lacerta.model.ListItem;
+
+public interface LacertaSearch {
+
+    ArrayList<ListItem> autoSearch(String query, int limit);
+
+    ArrayList<ListItem> autoSearch(String query, int limit, int offset);
+
+}
--- a/data/src/main/java/one/nem/lacerta/data/impl/DocumentDebugImpl.java
+++ b/data/src/main/java/one/nem/lacerta/data/impl/DocumentDebugImpl.java
@ -1,47 +0,0 @@
-package one.nem.lacerta.data.impl;
-
-import java.util.List;
-
-import javax.inject.Inject;
-
-import one.nem.lacerta.data.DocumentDebug;
-import one.nem.lacerta.model.document.DocumentDetail;
-import one.nem.lacerta.model.document.DocumentMeta;
-
-import one.nem.lacerta.source.database.entity.DocumentEntity;
-import one.nem.lacerta.source.database.entity.LibraryEntity;
-import one.nem.lacerta.source.database.entity.TagEntity;
-
-import one.nem.lacerta.source.database.LacertaDatabase;
-
-public class DocumentDebugImpl implements DocumentDebug{
-
-    @Inject
-    LacertaDatabase database;
-
-    @Inject
-    public DocumentDebugImpl() {
-    }
-
-
-    public void insertDocument(DocumentMeta meta, DocumentDetail detail) {
-        DocumentEntity documentEntity = new DocumentEntity();
-        LibraryEntity libraryEntity = new LibraryEntity();
-
-        documentEntity.id = meta.getId();
-        documentEntity.title = meta.getTitle();
-        documentEntity.createdAt = meta.getCreatedAt();
-        documentEntity.updatedAt = meta.getUpdatedAt();
-        documentEntity.author = detail.getAuthor();
-        documentEntity.defaultBranch = detail.getDefaultBranch();
-        // ArrayListからListに変換
-        documentEntity.tagIds = meta.getTagIds();
-
-        libraryEntity.id = meta.getId();
-        libraryEntity.path = "Placeholder";
-        libraryEntity.rootPath = "Placeholder";
-
-        database.documentDao().insert(documentEntity);
-        database.libraryDao().insert(libraryEntity);
-    }
-}
--- a/data/src/main/java/one/nem/lacerta/data/impl/DocumentImpl.java
+++ b/data/src/main/java/one/nem/lacerta/data/impl/DocumentImpl.java
@ -1,151 +1,105 @@
 package one.nem.lacerta.data.impl;

 import java.util.ArrayList;
-import java.util.List;
+import java.util.Date;
+import java.util.UUID;

+// Hilt
 import javax.inject.Inject;

+// Lacerta/data
 import one.nem.lacerta.data.Document;

+// Lacerta/model
+import one.nem.lacerta.model.PublicPath;
 import one.nem.lacerta.model.document.DocumentMeta;
 import one.nem.lacerta.model.document.DocumentDetail;

-import one.nem.lacerta.model.document.path.DocumentPath;
-import one.nem.lacerta.model.document.tag.DocumentTag;
+// Lacerta/source
 import one.nem.lacerta.source.database.LacertaDatabase;
-
 import one.nem.lacerta.source.database.entity.DocumentEntity;
-import one.nem.lacerta.source.database.entity.LibraryEntity;
-import one.nem.lacerta.source.database.entity.TagEntity;

-import one.nem.lacerta.source.jgit.JGitRepository;
-import one.nem.lacerta.utils.repository.DeviceInfoUtils;
+// Lacerta/utils
+import one.nem.lacerta.utils.LacertaLogger;
+
+// Lacerta/vcs
+import one.nem.lacerta.vcs.LacertaVcs;


-public class DocumentImpl implements Document{
+public class DocumentImpl implements Document {

-    private LacertaDatabase database;
+    String TAG = getClass().getSimpleName();

    @Inject
-    public DocumentImpl(LacertaDatabase database) {
-        this.database = database;
-    }
+    LacertaLogger logger;

    @Inject
-    JGitRepository jGitRepository;
+    LacertaDatabase database;
+
+//    @Inject
+//    LacertaVcs vcs;
+

    @Inject
-    DeviceInfoUtils deviceInfoUtils;
+    public DocumentImpl() {
+        // Init
+        logger.debug(TAG, "called");
+    }
+

    @Override
-    public ArrayList<DocumentMeta> getAllDocumentMetas(int limit) {
-        ArrayList<DocumentMeta> documentMetas = new ArrayList<>();
-        List<DocumentEntity> documentEntities = database.documentDao().getAllWithLimit(limit);
+    public DocumentDetail createDocument(DocumentMeta meta) {
+        DocumentDetail detail = new DocumentDetail();
+        detail.setMeta(meta);
+        detail.setPages(new ArrayList<>());

-        for (DocumentEntity documentEntity : documentEntities) {
-            // タグ取得
-            // TODO-rca: 切り出すべきかも？
-            List<TagEntity> tagEntities = database.tagDao().findByIds(documentEntity.tagIds);
-            ArrayList<DocumentTag> documentTags = new ArrayList<>();
-            for (TagEntity tagEntity : tagEntities) {
-                documentTags.add(new DocumentTag(tagEntity.id, tagEntity.tagName, tagEntity.color));
-            }
+        // TODO-rca: UIスレッドから追い出す

-            // 組み立て処理
-            // 可読性が終わるのでコンストラクタはつかわないほうがいいかも？
-            DocumentMeta documentMeta = new DocumentMeta();
-            documentMeta.setId(documentEntity.id);
-            documentMeta.setTitle(documentEntity.title);
-            documentMeta.setCreatedAt(documentEntity.createdAt);
-            documentMeta.setUpdatedAt(documentEntity.updatedAt);
-            documentMeta.setTags(documentTags);
+        // Create DocumentEntity
+        DocumentEntity documentEntity = new DocumentEntity();
+        documentEntity.id = meta.getId();
+        documentEntity.title = meta.getTitle();
+        documentEntity.author = meta.getAuthor();
+        documentEntity.defaultBranch = meta.getDefaultBranch();
+        documentEntity.updatedAt = meta.getUpdatedAt();
+        documentEntity.createdAt = meta.getCreatedAt();
+        documentEntity.publicPath = meta.getPath().getStringPath();
+        documentEntity.tagIds = meta.getTagIds();

-            documentMetas.add(documentMeta);
-        }
+        database.documentDao().insert(documentEntity);

-        return documentMetas;
+        // Vcs
+//        vcs.createDocument(meta.getId());
+
+        return detail;
    }

    @Override
-    public ArrayList<DocumentMeta> getAllDocumentMetas(int limit, int offset) {
-        return null; // TODO-rca: 実装する
+    public DocumentDetail createDocument() {
+        DocumentMeta meta = new DocumentMeta();
+        meta.setId(UUID.randomUUID().toString());
+        meta.setTitle("New Document");
+        meta.setAuthor("author");
+        meta.setDefaultBranch("master");
+        meta.setUpdatedAt(new Date());
+        meta.setCreatedAt(new Date());
+        meta.setPath(new PublicPath().getRoot()); // TODO-rca: 2回インスタンスを生成していて無駄なのでなんとかする
+        meta.setTags(new ArrayList<>());
+        return createDocument(meta);
    }

    @Override
-    public ArrayList<DocumentMeta> getRecentDocumentMetas(int limit) {
-//        ArrayList<DocumentMeta> documentMetas = new ArrayList<>();
-//        database.documentDao().
-        // TODO-rca: 履歴取得するDao実装する
-        return null;
+    public void deleteDocument(String documentId) {
+
    }

    @Override
-    public ArrayList<DocumentMeta> getRecentDocumentMetas(int limit, int offset) {
-        return null;
+    public void updateDocument(DocumentMeta meta, DocumentDetail detail) {
+
    }

    @Override
-    public DocumentDetail getDocumentDetail(String id) {
-        DocumentDetail documentDetail = new DocumentDetail();
-        DocumentEntity documentEntity = database.documentDao().findById(id);
-
-        // タグ取得
-        // TODO-rca: 切り出すべきかも？
-        List<TagEntity> tagEntities = database.tagDao().findByIds(documentEntity.tagIds);
-        ArrayList<DocumentTag> documentTags = new ArrayList<>();
-        for (TagEntity tagEntity : tagEntities) {
-            documentTags.add(new DocumentTag(tagEntity.id, tagEntity.tagName, tagEntity.color));
-        }
-
-        // パス取得
-        // TODO-rca: 切り出すべきかも？
-        LibraryEntity libraryEntity = database.libraryDao().findById(id);
-        DocumentPath documentPath = new DocumentPath(libraryEntity.rootPath, libraryEntity.path);
-
-        // リポジトリ取得
-        documentDetail.setRepository(jGitRepository.getRepository(id)); // TODO-rca: エラーハンドリング
-
-        // 組み立て処理
-        // 可読性が終わるのでコンストラクタはつかわないほうがいいかも？
-        DocumentMeta documentMeta = new DocumentMeta();
-        documentMeta.setId(documentEntity.id);
-        documentMeta.setTitle(documentEntity.title);
-        documentMeta.setCreatedAt(documentEntity.createdAt);
-        documentMeta.setUpdatedAt(documentEntity.updatedAt);
-        documentMeta.setTags(documentTags);
-
-        documentDetail.setMeta(documentMeta);
-        documentDetail.setAuthor(documentEntity.author);
-        documentDetail.setPath(documentPath);
-        documentDetail.setDefaultBranch(documentEntity.defaultBranch);
-
-        return documentDetail;
-    }
-
-    @Override
-    public DocumentDetail getDocumentDetailByMeta(DocumentMeta meta) {
-        return getDocumentDetail(meta.getId()); // TODO-rca: 効率悪いのでMetaはもらった物を使うようにする（処理を切り分ける？）
-    }
-
-    @Override
-    public DocumentDetail createDocumentByMeta(DocumentMeta meta) {
-        DocumentDetail documentDetail = new DocumentDetail();
-
-        documentDetail.setMeta(meta);
-        documentDetail.setAuthor("author"); // TODO-rca: SharedPrefを扱う機能を作ってそこから取得するようにする or Gitの設定を参照するようにする
-        documentDetail.setPath(new DocumentPath(deviceInfoUtils.getExternalStorageDirectoryString(), meta.getId()));
-        documentDetail.setDefaultBranch("master"); // TODO-rca: SharedPrefを扱う機能を作ってそこから取得するようにする？
-
-        return documentDetail;
-    }
-
-    @Override
-    public Object getDocumentDetail() {
-        return null;
-    }
-
-    @Override
-    public ArrayList<DocumentDetail> getAllDocumentDetail(int i) {
+    public DocumentDetail getDocument(String documentId) {
        return null;
    }
 }
--- a/data/src/main/java/one/nem/lacerta/data/impl/LacertaLibraryImpl.java
+++ b/data/src/main/java/one/nem/lacerta/data/impl/LacertaLibraryImpl.java
@ -0,0 +1,42 @@
+package one.nem.lacerta.data.impl;
+
+import one.nem.lacerta.data.LacertaLibrary;
+import one.nem.lacerta.model.LibraryItemPage;
+import one.nem.lacerta.model.document.DocumentDetail;
+
+public class LacertaLibraryImpl implements LacertaLibrary {
+    @Override
+    public LibraryItemPage getRecentDocument(int limit) {
+        return null;
+    }
+
+    @Override
+    public LibraryItemPage getRecentDocument(int limit, int offset) {
+        return null;
+    }
+
+    @Override
+    public LibraryItemPage getLibraryPage(int limit) {
+        return null;
+    }
+
+    @Override
+    public LibraryItemPage getLibraryPage(int limit, int offset) {
+        return null;
+    }
+
+    @Override
+    public LibraryItemPage getLibraryPage(String pageId, int limit) {
+        return null;
+    }
+
+    @Override
+    public LibraryItemPage getLibraryPage(String pageId, int limit, int offset) {
+        return null;
+    }
+
+    @Override
+    public DocumentDetail getDocumentDetailById(String id) {
+        return null;
+    }
+}
--- a/data/src/main/java/one/nem/lacerta/data/impl/LacertaLibraryStubImpl.java
+++ b/data/src/main/java/one/nem/lacerta/data/impl/LacertaLibraryStubImpl.java
@ -0,0 +1,219 @@
+package one.nem.lacerta.data.impl;
+
+import one.nem.lacerta.data.LacertaLibrary;
+import one.nem.lacerta.model.LibraryItemPage;
+import one.nem.lacerta.model.ListItem;
+import one.nem.lacerta.model.ListItemType;
+import one.nem.lacerta.model.document.DocumentDetail;
+
+import one.nem.lacerta.model.document.DocumentMeta;
+import one.nem.lacerta.model.document.path.DocumentPath;
+import one.nem.lacerta.utils.LacertaLogger;
+
+import com.github.javafaker.DateAndTime;
+import com.github.javafaker.Faker;
+
+import java.text.DateFormat;
+import java.util.ArrayList;
+import java.util.Objects;
+import java.util.UUID;
+
+import javax.inject.Inject;
+
+/**
+ * LacertaLibraryのスタブ実装
+ */
+public class LacertaLibraryStubImpl implements LacertaLibrary {
+
+    LacertaLogger logger;
+
+    Faker faker;
+
+    @Inject
+    public LacertaLibraryStubImpl(LacertaLogger logger) {
+        faker = new Faker(); // Init Faker
+        this.logger = logger;
+        logger.debug("LibraryStub", "Initialized");
+    }
+
+    // Internal Methods
+
+    // Generate Stub Data
+    private LibraryItemPage generateStubLibraryItemPage(int limit, String pageId) {
+        logger.debug("LibraryStub", "generateStubLibraryItemPage");
+        ArrayList<ListItem> listItems = new ArrayList<>();
+        int itemTotal = faker.number().numberBetween(1, limit); // 実際に返却するアイテム数を決定
+        int folderTotal;
+        // フォルダ数の抽選
+        if (itemTotal > 4) {
+            folderTotal = faker.number().numberBetween(1, itemTotal - 2);
+        }
+        else {
+            if (itemTotal > 2) {
+                folderTotal = 1;
+            }
+            else { // ドキュメント数がゼロにならないように
+                folderTotal = 0;
+            }
+        }
+        int documentTotal = itemTotal - folderTotal; // ドキュメント数を決定
+        logger.debug("LibraryStub", "itemTotal: " + itemTotal);
+        logger.debug("LibraryStub", "folderTotal: " + folderTotal);
+        logger.debug("LibraryStub", "documentTotal: " + documentTotal);
+
+        // フォルダを生成
+        for (int i = 0; i < folderTotal; i++) {
+            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_FOLDER));
+        }
+        // ドキュメントを生成
+        for (int i = 0; i < documentTotal; i++) {
+            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_DOCUMENT));
+        }
+
+        LibraryItemPage libraryItemPage = new LibraryItemPage();
+        libraryItemPage.setListItems(listItems);
+        if (pageId == null) {
+            libraryItemPage.setPageId(UUID.randomUUID().toString());
+        } else {
+            libraryItemPage.setPageId(pageId);
+        }
+        libraryItemPage.setPageTitle("FakePage" + faker.number().digits(3));
+
+        return libraryItemPage;
+    }
+
+    private ListItem generateStubListItem(ListItemType itemType) {
+        if (itemType == ListItemType.ITEM_TYPE_FOLDER) {
+            ListItem listItem = new ListItem();
+            listItem.setTitle("FakeFolder" + faker.number().digits(3));
+            listItem.setDescription("Updated at " + DateFormat.getDateTimeInstance().format(faker.date().birthday()));
+            listItem.setItemType(ListItemType.ITEM_TYPE_FOLDER);
+            listItem.setItemId(UUID.randomUUID().toString());
+            return listItem;
+        } else if (itemType == ListItemType.ITEM_TYPE_DOCUMENT) {
+            ListItem listItem = new ListItem();
+            listItem.setTitle("FakeDocument" + faker.book().title());
+            listItem.setDescription("Updated at " + DateFormat.getDateTimeInstance().format(faker.date().birthday()));
+            listItem.setItemType(ListItemType.ITEM_TYPE_DOCUMENT);
+            listItem.setItemId(UUID.randomUUID().toString());
+            return listItem;
+        } else {
+            return null;
+        }
+    }
+
+    private LibraryItemPage getRecentDocumentPage(int limit) {
+        int itemTotal = faker.number().numberBetween(1, limit);
+        ArrayList<ListItem> listItems = new ArrayList<>();
+        for (int i = 0; i < itemTotal; i++) {
+            listItems.add(generateStubListItem(ListItemType.ITEM_TYPE_DOCUMENT));
+        }
+        // DescriptionからDateを抽出して新しい順にソート
+        listItems.sort((a, b) -> {
+            String aDate = a.getDescription().substring(11);
+            String bDate = b.getDescription().substring(11);
+            return bDate.compareTo(aDate);
+        });
+        LibraryItemPage libraryItemPage = new LibraryItemPage();
+        libraryItemPage.setListItems(listItems);
+        libraryItemPage.setPageId(UUID.randomUUID().toString());
+        libraryItemPage.setPageTitle("RecentDocument");
+        return libraryItemPage;
+    }
+
+    private DocumentDetail generateStubDocumentDetail(String id) throws IllegalArgumentException {
+
+        if (Objects.isNull(id)) {
+            throw new IllegalArgumentException("id is null");
+        }
+
+        DocumentMeta documentMeta = new DocumentMeta();
+        documentMeta.setId(id);
+        documentMeta.setTitle("FakeDocument" + faker.book().title());
+        documentMeta.setCreatedAt(faker.date().birthday());
+        documentMeta.setUpdatedAt(faker.date().birthday()); // TODO-rca: 更新日のほうが古くなることがあるのでなんとかする？
+        ArrayList<String> tagIds = new ArrayList<>();
+
+        DocumentDetail documentDetail = new DocumentDetail();
+        documentDetail.setMeta(documentMeta);
+//        documentDetail.setPath(null); // TODO-rca: なんとかする
+//        documentDetail.setAuthor(faker.name().fullName());
+//        documentDetail.setRepository(null); // TODO-rca: なんとかする
+        return documentDetail;
+    }
+
+    /**
+     * 履歴ページを取得する
+     * @param limit 取得するアイテム数
+     * @return ページオブジェクト
+     */
+    @Override
+    public LibraryItemPage getRecentDocument(int limit) {
+        return getRecentDocumentPage(limit);
+    }
+
+    /**
+     * 履歴ページを取得する
+     * @param limit 取得するアイテム数
+     * @param offset 取得するアイテムのオフセット
+     * @return ページオブジェクト
+     */
+    @Override
+    public LibraryItemPage getRecentDocument(int limit, int offset) {
+        return getRecentDocumentPage(limit);
+    }
+
+    /**
+     * ライブラリページを取得する
+     * @param limit 取得するアイテム数
+     * @return ページオブジェクト
+     */
+    @Override
+    public LibraryItemPage getLibraryPage(int limit) {
+        return generateStubLibraryItemPage(limit, null);
+    }
+
+    /**
+     * ライブラリページを取得する
+     * @param limit 取得するアイテム数
+     * @param offset 取得するアイテムのオフセット
+     * @return ページオブジェクト
+     */
+    @Override
+    public LibraryItemPage getLibraryPage(int limit, int offset) {
+        return generateStubLibraryItemPage(limit, null);
+    }
+
+    /**
+     * ライブラリページを取得する
+     * @param pageId ページID
+     * @param limit 取得するアイテム数
+     * @return ページオブジェクト
+     */
+    @Override
+    public LibraryItemPage getLibraryPage(String pageId, int limit) {
+        return generateStubLibraryItemPage(limit, pageId);
+    }
+
+    /**
+     * ライブラリページを取得する
+     * @param pageId ページID
+     * @param limit 取得するアイテム数
+     * @param offset 取得するアイテムのオフセット
+     * @return ページオブジェクト
+     */
+    @Override
+    public LibraryItemPage getLibraryPage(String pageId, int limit, int offset) {
+        return generateStubLibraryItemPage(limit, pageId);
+    }
+
+    /**
+     * ドキュメント詳細を取得する
+     * @param id ドキュメントID
+     * @return ドキュメント詳細オブジェクト
+     */
+    @Override
+    public DocumentDetail getDocumentDetailById(String id) throws IllegalArgumentException {
+        return generateStubDocumentDetail(id);
+    }
+}
--- a/data/src/main/java/one/nem/lacerta/data/impl/LacertaSearchStubImpl.java
+++ b/data/src/main/java/one/nem/lacerta/data/impl/LacertaSearchStubImpl.java
@ -0,0 +1,51 @@
+package one.nem.lacerta.data.impl;
+
+import java.util.ArrayList;
+
+import javax.inject.Inject;
+
+import one.nem.lacerta.data.LacertaSearch;
+import one.nem.lacerta.model.ListItem;
+
+import one.nem.lacerta.data.LacertaLibrary;
+import one.nem.lacerta.utils.LacertaLogger;
+
+public class LacertaSearchStubImpl implements LacertaSearch {
+
+    private LacertaLibrary library;
+    private LacertaLogger logger;
+
+
+    @Inject
+    public LacertaSearchStubImpl(LacertaLibrary library, LacertaLogger logger) {
+        this.library = library;
+        this.logger = logger;
+    }
+
+    /**
+     * 検索
+     * @param query 検索クエリ
+     * @param limit 最大取得件数
+     * @return 検索結果
+     */
+    @Override
+    public ArrayList<ListItem> autoSearch(String query, int limit) {
+        logger.debug("SearchStub", "autoSearch");
+        logger.debug("SearchStub", "query: " + query);
+        return library.getLibraryPage(limit).getListItems();
+    }
+
+    /**
+     * 検索
+     * @param query 検索クエリ
+     * @param limit 最大取得件数
+     * @param offset オフセット
+     * @return 検索結果
+     */
+    @Override
+    public ArrayList<ListItem> autoSearch(String query, int limit, int offset) {
+        logger.debug("SearchStub", "autoSearch");
+        logger.debug("SearchStub", "query: " + query);
+        return library.getLibraryPage(limit, offset).getListItems();
+    }
+}
--- a/data/src/main/java/one/nem/lacerta/data/module/DocumentDebugModule.java
+++ b/data/src/main/java/one/nem/lacerta/data/module/DocumentDebugModule.java
@ -1,16 +0,0 @@
-package one.nem.lacerta.data.module;
-
-import dagger.Binds;
-import dagger.Module;
-import dagger.hilt.InstallIn;
-import dagger.hilt.components.SingletonComponent;
-import one.nem.lacerta.data.DocumentDebug;
-import one.nem.lacerta.data.impl.DocumentDebugImpl;
-
-@Module
-@InstallIn(SingletonComponent.class) // TODO-rca: Singletonでいいのか検討する
-abstract public class DocumentDebugModule {
-
-    @Binds
-    public abstract DocumentDebug bindDocumentDebug(DocumentDebugImpl documentDebugImpl);
-}
--- a/data/src/main/java/one/nem/lacerta/data/module/LacertaLibraryModule.java
+++ b/data/src/main/java/one/nem/lacerta/data/module/LacertaLibraryModule.java
@ -0,0 +1,21 @@
+package one.nem.lacerta.data.module;
+
+import dagger.Binds;
+import dagger.Module;
+import dagger.hilt.InstallIn;
+import dagger.hilt.android.components.FragmentComponent;
+import dagger.hilt.migration.DisableInstallInCheck;
+
+import one.nem.lacerta.data.LacertaLibrary;
+import one.nem.lacerta.data.impl.LacertaLibraryStubImpl;
+import one.nem.lacerta.utils.LacertaLogger;
+
+@Module
+// Fragmentにinstall
+@InstallIn(FragmentComponent.class)
+abstract public class LacertaLibraryModule {
+
+    @Binds
+    public abstract LacertaLibrary bindLacertaLibrary(LacertaLibraryStubImpl impl);
+
+}
--- a/data/src/main/java/one/nem/lacerta/data/module/LacertaSearchModule.java
+++ b/data/src/main/java/one/nem/lacerta/data/module/LacertaSearchModule.java
@ -0,0 +1,16 @@
+package one.nem.lacerta.data.module;
+
+import dagger.Binds;
+import dagger.Module;
+import dagger.hilt.InstallIn;
+import dagger.hilt.android.components.FragmentComponent;
+import one.nem.lacerta.data.LacertaSearch;
+import one.nem.lacerta.data.impl.LacertaSearchStubImpl;
+
+@Module
+@InstallIn(FragmentComponent.class)
+abstract public class LacertaSearchModule {
+
+    @Binds
+    public abstract LacertaSearch bindLacertaSearch(LacertaSearchStubImpl impl);
+}
--- a/feature/debug/build.gradle
+++ b/feature/debug/build.gradle
@ -62,4 +62,13 @@ dependencies {
    // Shared
    implementation project(':shared:ui')

+    // Scanner
+    implementation project(':component:scanner')
+
+    // Processor
+    implementation project(':processor')
+
+    // LacertaVcs
+    implementation project(':vcs')
+
 }
--- a/feature/debug/src/main/AndroidManifest.xml
+++ b/feature/debug/src/main/AndroidManifest.xml
@ -1,10 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">

-    <application>
-        <activity
-            android:name=".DebugMenuContainerActivity"
-            android:exported="false" />
-    </application>
-
 </manifest>
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuDocProcessorTesterFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuDocProcessorTesterFragment.java
@ -0,0 +1,44 @@
+package one.nem.lacerta.feature.debug;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link DebugMenuDocProcessorTesterFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class DebugMenuDocProcessorTesterFragment extends Fragment {
+    public DebugMenuDocProcessorTesterFragment() {
+        // Required empty public constructor
+    }
+
+    public static DebugMenuDocProcessorTesterFragment newInstance() {
+        DebugMenuDocProcessorTesterFragment fragment = new DebugMenuDocProcessorTesterFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_debug_menu_doc_processor_tester, container, false);
+
+
+
+        return view;
+    }
+}
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuDocumentTesterListFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuDocumentTesterListFragment.java
@ -1,81 +0,0 @@
-package one.nem.lacerta.feature.debug;
-
-import android.os.Bundle;
-
-import androidx.fragment.app.Fragment;
-import androidx.recyclerview.widget.RecyclerView;
-
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-import java.text.SimpleDateFormat;
-import java.util.ArrayList;
-import java.util.List;
-
-import javax.inject.Inject;
-
-import dagger.hilt.android.AndroidEntryPoint;
-import one.nem.lacerta.data.Document;
-import one.nem.lacerta.feature.debug.common.adapter.DebugMenuDocumentListItemAdapter;
-import one.nem.lacerta.feature.debug.common.model.DebugMenuDocumentListItem;
-import one.nem.lacerta.model.document.DocumentMeta;
-import one.nem.lacerta.utils.LacertaLogger;
-
-/**
- * A simple {@link Fragment} subclass.
- * Use the {@link DebugMenuDocumentTesterListFragment#newInstance} factory method to
- * create an instance of this fragment.
- */
-
-@AndroidEntryPoint
-public class DebugMenuDocumentTesterListFragment extends Fragment {
-
-    @Inject
-    Document document;
-
-    @Inject
-    LacertaLogger logger;
-
-    public DebugMenuDocumentTesterListFragment() {
-        // Required empty public constructor
-    }
-
-    public static DebugMenuDocumentTesterListFragment newInstance() {
-        DebugMenuDocumentTesterListFragment fragment = new DebugMenuDocumentTesterListFragment();
-        Bundle args = new Bundle();
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-    }
-
-    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-        // Inflate the layout for this fragment
-        View view = inflater.inflate(R.layout.fragment_debug_menu_document_tester_list, container, false);
-
-        RecyclerView recyclerView = view.findViewById(R.id.recycler_view_document_list);
-        recyclerView.setLayoutManager(new androidx.recyclerview.widget.LinearLayoutManager(getContext()));
-
-        ArrayList<DocumentMeta> documentMetas = document.getAllDocumentMetas(100);
-
-        logger.debug("Debug/DocList", "Document count: " + documentMetas.size());
-
-        List<DebugMenuDocumentListItem> debugMenuDocumentListItems = new ArrayList<>();
-
-        for (DocumentMeta documentMeta : documentMetas) {
-            SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
-            debugMenuDocumentListItems.add(new DebugMenuDocumentListItem(documentMeta.getTitle(), "Internal Id: " + documentMeta.getId(), simpleDateFormat.format(documentMeta.getUpdatedAt())));
-        }
-
-        DebugMenuDocumentListItemAdapter adapter = new DebugMenuDocumentListItemAdapter(debugMenuDocumentListItems);
-        recyclerView.setAdapter(adapter);
-
-        return view;
-    }
-}
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuDocumentTesterManageFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuDocumentTesterManageFragment.java
@ -1,72 +0,0 @@
-package one.nem.lacerta.feature.debug;
-
-import android.os.Bundle;
-
-import androidx.fragment.app.Fragment;
-
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-import com.google.android.material.textfield.TextInputEditText;
-
-import java.util.UUID;
-
-import javax.inject.Inject;
-
-import dagger.hilt.android.AndroidEntryPoint;
-import dagger.multibindings.IntKey;
-import one.nem.lacerta.data.DocumentDebug;
-
-import one.nem.lacerta.model.document.DocumentMeta;
-import one.nem.lacerta.model.document.DocumentDetail;
-
-import one.nem.lacerta.model.document.path.DocumentPath;
-import one.nem.lacerta.model.document.tag.DocumentTag;
-
-/**
- * A simple {@link Fragment} subclass.
- * Use the {@link DebugMenuDocumentTesterManageFragment#newInstance} factory method to
- * create an instance of this fragment.
- */
-@AndroidEntryPoint
-public class DebugMenuDocumentTesterManageFragment extends Fragment {
-
-    @Inject
-    DocumentDebug documentDebug;
-
-    public DebugMenuDocumentTesterManageFragment() {
-        // Required empty public constructor
-    }
-
-    public static DebugMenuDocumentTesterManageFragment newInstance() {
-        DebugMenuDocumentTesterManageFragment fragment = new DebugMenuDocumentTesterManageFragment();
-        Bundle args = new Bundle();
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-    }
-
-    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-        // Inflate the layout for this fragment
-        View view = inflater.inflate(R.layout.fragment_debug_menu_document_tester_manage, container, false);
-
-        TextInputEditText editTextDocumentTitle = view.findViewById(R.id.edit_text_document_title);
-        view.findViewById(R.id.button_insert_test_data).setOnClickListener( v -> {
-
-            DocumentMeta meta = new DocumentMeta(editTextDocumentTitle != null ? editTextDocumentTitle.getText().toString() : "empty title"); // TODO-rca: Nullable
-            DocumentPath path = new DocumentPath("root", "test_path");
-            DocumentDetail detail = new DocumentDetail(meta, path, "test_author", "test_default_branch");
-
-            documentDebug.insertDocument(meta, detail);
-        });
-
-        return view;
-    }
-}
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuDocumentTesterTopFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuDocumentTesterTopFragment.java
@ -47,8 +47,8 @@ public class DebugMenuDocumentTesterTopFragment extends Fragment {

        List<DebugMenuListItem> debugMenuDocTesterListItems = new ArrayList<>();

-        debugMenuDocTesterListItems.add(new DebugMenuListItem("DocumentListFragment", "DocumentListFragment", R.id.action_debugMenuDocumentTesterTopFragment_to_debugMenuDocumentTesterListFragment, true));
-        debugMenuDocTesterListItems.add(new DebugMenuListItem("DocumentManagerFragment", "DocumentManagerFragment", R.id.action_debugMenuDocumentTesterTopFragment_to_debugMenuDocumentTesterManageFragment, true));
+//        debugMenuDocTesterListItems.add(new DebugMenuListItem("DocumentListFragment", "DocumentListFragment", R.id.action_debugMenuDocumentTesterTopFragment_to_debugMenuDocumentTesterListFragment, true));
+//        debugMenuDocTesterListItems.add(new DebugMenuListItem("DocumentManagerFragment", "DocumentManagerFragment", R.id.action_debugMenuDocumentTesterTopFragment_to_debugMenuDocumentTesterManageFragment, true));


        DebugMenuListItemAdapter adapter = new DebugMenuListItemAdapter(debugMenuDocTesterListItems);
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuLibraryItemListPageFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuLibraryItemListPageFragment.java
@ -0,0 +1,115 @@
+package one.nem.lacerta.feature.debug;
+
+import android.os.Bundle;
+
+import androidx.annotation.AnimatorRes;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import java.util.ArrayList;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.data.LacertaLibrary;
+
+import one.nem.lacerta.model.LibraryItemPage;
+import one.nem.lacerta.model.document.DocumentDetail;
+import one.nem.lacerta.model.ListItem;
+import one.nem.lacerta.model.ListItemType;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link DebugMenuLibraryItemListPageFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+@AndroidEntryPoint
+public class DebugMenuLibraryItemListPageFragment extends Fragment {
+
+    @Inject
+    LacertaLibrary lacertaLibrary;
+
+    public DebugMenuLibraryItemListPageFragment() {
+        // Required empty public constructor
+    }
+
+    public static DebugMenuLibraryItemListPageFragment newInstance() {
+        DebugMenuLibraryItemListPageFragment fragment = new DebugMenuLibraryItemListPageFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_debug_menu_library_item_list_page, container, false);
+
+        LibraryItemPage libraryItemPage = lacertaLibrary.getRecentDocument(10);
+        for (ListItem listItem : libraryItemPage.getListItems()) {
+            System.out.println(listItem.getTitle());
+        }
+
+        RecyclerView recyclerView = view.findViewById(R.id.item_recycler_view);
+        recyclerView.setAdapter(new ItemAdapter(libraryItemPage.getListItems()));
+
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+
+        return view;
+    }
+
+    private class ItemAdapter extends RecyclerView.Adapter<ItemAdapter.ItemViewHolder> {
+        private ArrayList<ListItem> listItems;
+
+        public ItemAdapter(ArrayList<ListItem> listItems) {
+            this.listItems = listItems;
+        }
+
+        @Override
+        public ItemViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+            View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.list_item_debug_menu_document, parent, false);
+            return new ItemViewHolder(view);
+        }
+
+        @Override
+        public void onBindViewHolder(ItemViewHolder holder, int position) {
+            ListItem listItem = listItems.get(position);
+            holder.document_list_item_title.setText(listItem.getTitle());
+            holder.document_list_item_description.setText(listItem.getDescription());
+            holder.document_list_item_updated_at.setText(listItem.getItemType().toString());
+        }
+
+        @Override
+        public int getItemCount() {
+            return listItems.size();
+        }
+
+        public class ItemViewHolder extends RecyclerView.ViewHolder {
+
+            TextView document_list_item_title;
+            TextView document_list_item_description;
+            TextView document_list_item_updated_at;
+
+
+            public ItemViewHolder(View itemView) {
+                super(itemView);
+                document_list_item_title = itemView.findViewById(R.id.document_list_item_title);
+                document_list_item_description = itemView.findViewById(R.id.document_list_item_description);
+                document_list_item_updated_at = itemView.findViewById(R.id.document_list_item_updated_at);
+            }
+        }
+    }
+
+}
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuTopFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuTopFragment.java
@ -12,6 +12,7 @@ import android.view.ViewGroup;
 import java.util.ArrayList;
 import java.util.List;

+import dagger.hilt.android.AndroidEntryPoint;
 import one.nem.lacerta.feature.debug.common.adapter.DebugMenuListItemAdapter;
 import one.nem.lacerta.feature.debug.common.model.DebugMenuListItem;

@ -20,6 +21,7 @@ import one.nem.lacerta.feature.debug.common.model.DebugMenuListItem;
 * Use the {@link DebugMenuTopFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
+@AndroidEntryPoint
 public class DebugMenuTopFragment extends Fragment {
    public DebugMenuTopFragment() {
        // Required empty public constructor
@ -46,8 +48,11 @@ public class DebugMenuTopFragment extends Fragment {
        recyclerView.setLayoutManager(new androidx.recyclerview.widget.LinearLayoutManager(getContext()));
        List<DebugMenuListItem> debugMenuListItems = new ArrayList<>();

-        debugMenuListItems.add(new DebugMenuListItem("Meta Data", "View meta data", R.id.action_debugMenuTopFragment_to_debugMenuMetaDataFragment, true));
        debugMenuListItems.add(new DebugMenuListItem("Document Tester", "placeholder", R.id.action_debugMenuTopFragment_to_debugMenuDocumentTesterTopFragment, true));
+        debugMenuListItems.add(new DebugMenuListItem("ScannerStub", "placeholder", R.id.action_debugMenuTopFragment_to_scannerDataManagerStubFragment, true));
+        debugMenuListItems.add(new DebugMenuListItem("Scanner", "placeholder", R.id.action_debugMenuTopFragment_to_scannerManagerFragment, true));
+        debugMenuListItems.add(new DebugMenuListItem("Document List", "placeholder", R.id.action_debugMenuTopFragment_to_debugMenuLibraryItemListPageFragment, true));
+        debugMenuListItems.add(new DebugMenuListItem("VCS", "placeholder", R.id.action_debugMenuTopFragment_to_debugMenuVcsGeneralFragment, true));

        DebugMenuListItemAdapter adapter = new DebugMenuListItemAdapter(debugMenuListItems);
        recyclerView.setAdapter(adapter);
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuVcsGeneralActionFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuVcsGeneralActionFragment.java
@ -0,0 +1,58 @@
+package one.nem.lacerta.feature.debug;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.vcs.LacertaVcs;
+import one.nem.lacerta.vcs.factory.LacertaVcsFactory;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link DebugMenuVcsGeneralActionFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+
+@AndroidEntryPoint
+public class DebugMenuVcsGeneralActionFragment extends Fragment {
+
+    @Inject
+    LacertaVcsFactory lacertaVcsFactory;
+
+    public DebugMenuVcsGeneralActionFragment() {
+        // Required empty public constructor
+    }
+
+    public static DebugMenuVcsGeneralActionFragment newInstance() {
+        DebugMenuVcsGeneralActionFragment fragment = new DebugMenuVcsGeneralActionFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_debug_menu_vcs_general_action, container, false);
+
+        view.findViewById(R.id.add_sample_log_rev_button).setOnClickListener(v -> {
+            LacertaVcs lacertaVcs = lacertaVcsFactory.create("example_id");
+            lacertaVcs.insertPage(1, "example_id");
+        });
+
+        return view;
+    }
+}
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuVcsGeneralFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuVcsGeneralFragment.java
@ -0,0 +1,59 @@
+package one.nem.lacerta.feature.debug;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import one.nem.lacerta.feature.debug.common.adapter.DebugMenuListItemAdapter;
+import one.nem.lacerta.feature.debug.common.model.DebugMenuListItem;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link DebugMenuVcsGeneralFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class DebugMenuVcsGeneralFragment extends Fragment {
+    public DebugMenuVcsGeneralFragment() {
+        // Required empty public constructor
+    }
+
+    public static DebugMenuVcsGeneralFragment newInstance() {
+        DebugMenuVcsGeneralFragment fragment = new DebugMenuVcsGeneralFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_debug_menu_vcs_general, container, false);
+
+        RecyclerView recyclerView = view.findViewById(R.id.recycler_view);
+        recyclerView.setLayoutManager(new androidx.recyclerview.widget.LinearLayoutManager(getContext()));
+        List<DebugMenuListItem> debugMenuListItems = new ArrayList<>();
+
+        debugMenuListItems.add(new DebugMenuListItem("General Action", "placeholder", R.id.action_debugMenuVcsGeneralFragment_to_debugMenuVcsGeneralActionFragment, true));
+        debugMenuListItems.add(new DebugMenuListItem("Log Record", "placeholder", R.id.action_debugMenuVcsGeneralFragment_to_debugMenuVcsLogRecordFragment, true));
+        debugMenuListItems.add(new DebugMenuListItem("Rev Record", "placeholder", R.id.action_debugMenuVcsGeneralFragment_to_debugMenuVcsRevRecordFragment, true));
+
+        DebugMenuListItemAdapter adapter = new DebugMenuListItemAdapter(debugMenuListItems);
+        recyclerView.setAdapter(adapter);
+
+        return view;
+    }
+}
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuVcsLogRecordFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuVcsLogRecordFragment.java
@ -0,0 +1,42 @@
+package one.nem.lacerta.feature.debug;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link DebugMenuVcsLogRecordFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class DebugMenuVcsLogRecordFragment extends Fragment {
+
+    public DebugMenuVcsLogRecordFragment() {
+        // Required empty public constructor
+    }
+
+    public static DebugMenuVcsLogRecordFragment newInstance() {
+        DebugMenuVcsLogRecordFragment fragment = new DebugMenuVcsLogRecordFragment();
+        Bundle args = new Bundle();
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.fragment_debug_menu_vcs_log_record, container, false);
+
+        return view;
+    }
+}
--- a/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuVcsRevRecordFragment.java
+++ b/feature/debug/src/main/java/one/nem/lacerta/feature/debug/DebugMenuVcsRevRecordFragment.java
@ -10,16 +10,16 @@ import android.view.ViewGroup;

 /**
 * A simple {@link Fragment} subclass.
- * Use the {@link DebugMenuMetaDataFragment#newInstance} factory method to
+ * Use the {@link DebugMenuVcsRevRecordFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
-public class DebugMenuMetaDataFragment extends Fragment {
-    public DebugMenuMetaDataFragment() {
+public class DebugMenuVcsRevRecordFragment extends Fragment {
+    public DebugMenuVcsRevRecordFragment() {
        // Required empty public constructor
    }

-    public static DebugMenuMetaDataFragment newInstance() {
-        DebugMenuMetaDataFragment fragment = new DebugMenuMetaDataFragment();
+    public static DebugMenuVcsRevRecordFragment newInstance() {
+        DebugMenuVcsRevRecordFragment fragment = new DebugMenuVcsRevRecordFragment();
        Bundle args = new Bundle();
        fragment.setArguments(args);
        return fragment;
@ -34,6 +34,8 @@ public class DebugMenuMetaDataFragment extends Fragment {
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
-        return inflater.inflate(R.layout.fragment_debug_menu_meta_data, container, false);
+        View view = inflater.inflate(R.layout.fragment_debug_menu_vcs_rev_record, container, false);
+
+        return view;
    }
 }
--- a/feature/debug/src/main/res/layout/fragment_debug_menu_doc_processor_tester.xml
+++ b/feature/debug/src/main/res/layout/fragment_debug_menu_doc_processor_tester.xml
@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:theme="@style/Theme.Lacerta"
+    tools:context=".DebugMenuDocProcessorTesterFragment" >
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="1dp"
+        android:layout_marginTop="1dp"
+        android:layout_marginEnd="1dp"
+        android:orientation="vertical"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal">
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/button_gen_random_img"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:text="Generate random image" />
+
+        </LinearLayout>
+    </LinearLayout>
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/debug/src/main/res/layout/fragment_debug_menu_document_tester_manage.xml
+++ b/feature/debug/src/main/res/layout/fragment_debug_menu_document_tester_manage.xml
@ -1,60 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".DebugMenuDocumentTesterManageFragment" >
-
-    <ScrollView
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent">
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical" >
-
-            <LinearLayout
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:orientation="vertical"
-                android:layout_margin="16dp"
-                android:background="@drawable/rounded_secondary_container">
-
-                <TextView
-                    android:id="@+id/textView2"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:padding="16dp"
-                    android:textSize="16sp"
-                    android:textColor="@color/colorOnSecondaryContainer"
-                    android:text="Debug actions" />
-
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:hint="Document title"
-                    android:id="@+id/edit_text_document_title"
-                    android:layout_margin="16dp"
-                    android:inputType="text"
-                    android:textSize="16sp"
-                    style="@style/ThemeOverlay.Material3.TextInputEditText.OutlinedBox" />
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/button_insert_test_data"
-                    style="@style/Widget.Material3.Button.OutlinedButton"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="16dp"
-                    android:text="Insert test data"/>
-
-            </LinearLayout>
-        </LinearLayout>
-    </ScrollView>
-</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/debug/src/main/res/layout/fragment_debug_menu_library_item_list_page.xml
+++ b/feature/debug/src/main/res/layout/fragment_debug_menu_library_item_list_page.xml
@ -4,11 +4,11 @@
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
-    tools:context=".DebugMenuDocumentTesterListFragment" >
+    tools:context=".DebugMenuLibraryItemListPageFragment">

    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/recycler_view_document_list"
-        android:layout_width="match_parent"
+        android:id="@+id/item_recycler_view"
+        android:layout_width="0dp"
        android:layout_height="0dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
--- a/feature/debug/src/main/res/layout/fragment_debug_menu_meta_data.xml
+++ b/feature/debug/src/main/res/layout/fragment_debug_menu_meta_data.xml
@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".DebugMenuMetaDataFragment">
-
-    <!-- TODO: Update blank fragment layout -->
-
-
-
-</FrameLayout>
--- a/feature/debug/src/main/res/layout/fragment_debug_menu_vcs_general.xml
+++ b/feature/debug/src/main/res/layout/fragment_debug_menu_vcs_general.xml
@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".DebugMenuVcsGeneralFragment">
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recycler_view"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/debug/src/main/res/layout/fragment_debug_menu_vcs_general_action.xml
+++ b/feature/debug/src/main/res/layout/fragment_debug_menu_vcs_general_action.xml
@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".DebugMenuVcsGeneralActionFragment">
+
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical" >
+
+            <Button
+                android:id="@+id/add_sample_log_rev_button"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:text="Add Sample log/Rev" />
+        </LinearLayout>
+    </ScrollView>
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/debug/src/main/res/layout/fragment_debug_menu_vcs_log_record.xml
+++ b/feature/debug/src/main/res/layout/fragment_debug_menu_vcs_log_record.xml
@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".DebugMenuVcsGeneralFragment">
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/log_recycler_view"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/debug/src/main/res/layout/fragment_debug_menu_vcs_rev_record.xml
+++ b/feature/debug/src/main/res/layout/fragment_debug_menu_vcs_rev_record.xml
@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".DebugMenuVcsGeneralFragment">
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/rev_recycler_view"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/debug/src/main/res/navigation/feature_debug_internal_navigation.xml
+++ b/feature/debug/src/main/res/navigation/feature_debug_internal_navigation.xml
@ -10,38 +10,69 @@
        android:name="one.nem.lacerta.feature.debug.DebugMenuTopFragment"
        android:label="fragment_debug_menu_top"
        tools:layout="@layout/fragment_debug_menu_top" >
-        <action
-            android:id="@+id/action_debugMenuTopFragment_to_debugMenuMetaDataFragment"
-            app:destination="@id/debugMenuMetaDataFragment" />
        <action
            android:id="@+id/action_debugMenuTopFragment_to_debugMenuDocumentTesterTopFragment"
            app:destination="@id/debugMenuDocumentTesterTopFragment" />
+        <action
+            android:id="@+id/action_debugMenuTopFragment_to_scannerDataManagerStubFragment"
+            app:destination="@id/scannerDataManagerStubFragment" />
+        <action
+            android:id="@+id/action_debugMenuTopFragment_to_debugMenuLibraryItemListPageFragment"
+            app:destination="@id/debugMenuLibraryItemListPageFragment" />
+        <action
+            android:id="@+id/action_debugMenuTopFragment_to_debugMenuVcsGeneralFragment"
+            app:destination="@id/debugMenuVcsGeneralFragment" />
+        <action
+            android:id="@+id/action_debugMenuTopFragment_to_scannerManagerFragment"
+            app:destination="@id/scannerManagerFragment" />
    </fragment>
-    <fragment
-        android:id="@+id/debugMenuMetaDataFragment"
-        android:name="one.nem.lacerta.feature.debug.DebugMenuMetaDataFragment"
-        android:label="fragment_debug_menu_meta_data"
-        tools:layout="@layout/fragment_debug_menu_meta_data" />
    <fragment
        android:id="@+id/debugMenuDocumentTesterTopFragment"
        android:name="one.nem.lacerta.feature.debug.DebugMenuDocumentTesterTopFragment"
        android:label="fragment_debug_menu_document_tester_top"
        tools:layout="@layout/fragment_debug_menu_document_tester_top" >
-        <action
-            android:id="@+id/action_debugMenuDocumentTesterTopFragment_to_debugMenuDocumentTesterListFragment"
-            app:destination="@id/debugMenuDocumentTesterListFragment" />
-        <action
-            android:id="@+id/action_debugMenuDocumentTesterTopFragment_to_debugMenuDocumentTesterManageFragment"
-            app:destination="@id/debugMenuDocumentTesterManageFragment" />
    </fragment>
    <fragment
-        android:id="@+id/debugMenuDocumentTesterListFragment"
-        android:name="one.nem.lacerta.feature.debug.DebugMenuDocumentTesterListFragment"
-        android:label="fragment_debug_menu_document_tester_list"
-        tools:layout="@layout/fragment_debug_menu_document_tester_list" />
+        android:id="@+id/scannerDataManagerStubFragment"
+        android:name="one.nem.lacerta.component.scanner.ScannerDataManagerStubFragment"
+        android:label="ScannerDataManagerStubFragment" />
    <fragment
-        android:id="@+id/debugMenuDocumentTesterManageFragment"
-        android:name="one.nem.lacerta.feature.debug.DebugMenuDocumentTesterManageFragment"
-        android:label="fragment_debug_menu_document_tester_manage"
-        tools:layout="@layout/fragment_debug_menu_document_tester_manage" />
+        android:id="@+id/debugMenuLibraryItemListPageFragment"
+        android:name="one.nem.lacerta.feature.debug.DebugMenuLibraryItemListPageFragment"
+        android:label="fragment_debug_menu_library_item_list_page"
+        tools:layout="@layout/fragment_debug_menu_library_item_list_page" />
+    <fragment
+        android:id="@+id/debugMenuVcsGeneralFragment"
+        android:name="one.nem.lacerta.feature.debug.DebugMenuVcsGeneralFragment"
+        android:label="fragment_debug_menu_vcs_general"
+        tools:layout="@layout/fragment_debug_menu_vcs_general" >
+        <action
+            android:id="@+id/action_debugMenuVcsGeneralFragment_to_debugMenuVcsGeneralActionFragment"
+            app:destination="@id/debugMenuVcsGeneralActionFragment" />
+        <action
+            android:id="@+id/action_debugMenuVcsGeneralFragment_to_debugMenuVcsRevRecordFragment"
+            app:destination="@id/debugMenuVcsRevRecordFragment" />
+        <action
+            android:id="@+id/action_debugMenuVcsGeneralFragment_to_debugMenuVcsLogRecordFragment"
+            app:destination="@id/debugMenuVcsLogRecordFragment" />
+    </fragment>
+    <fragment
+        android:id="@+id/debugMenuVcsGeneralActionFragment"
+        android:name="one.nem.lacerta.feature.debug.DebugMenuVcsGeneralActionFragment"
+        android:label="fragment_debug_menu_vcs_general_action"
+        tools:layout="@layout/fragment_debug_menu_vcs_general_action" />
+    <fragment
+        android:id="@+id/debugMenuVcsLogRecordFragment"
+        android:name="one.nem.lacerta.feature.debug.DebugMenuVcsLogRecordFragment"
+        android:label="fragment_debug_menu_vcs_log_record"
+        tools:layout="@layout/fragment_debug_menu_vcs_log_record" />
+    <fragment
+        android:id="@+id/debugMenuVcsRevRecordFragment"
+        android:name="one.nem.lacerta.feature.debug.DebugMenuVcsRevRecordFragment"
+        android:label="fragment_debug_menu_vcs_rev_record"
+        tools:layout="@layout/fragment_debug_menu_vcs_rev_record" />
+    <fragment
+        android:id="@+id/scannerManagerFragment"
+        android:name="one.nem.lacerta.component.scanner.ScannerManagerFragment"
+        android:label="ScannerManagerFragment" />
 </navigation>
--- a/feature/library/build.gradle
+++ b/feature/library/build.gradle
@ -1,5 +1,6 @@
 plugins {
    id 'com.android.library'
+    id 'com.google.dagger.hilt.android'
 }

 android {
@ -29,6 +30,8 @@ dependencies {

    implementation libs.androidx.appcompat
    implementation libs.com.google.android.material
+    implementation 'androidx.navigation:navigation-fragment:2.7.5'
+    implementation 'androidx.navigation:navigation-ui:2.7.5'
    testImplementation libs.junit
    androidTestImplementation libs.androidx.test.ext.junit
    androidTestImplementation libs.androidx.test.espresso.core
@ -38,4 +41,15 @@ dependencies {
    implementation libs.navigation.ui
    implementation libs.navigation.dynamic.features.fragment

+    // Hilt (DI)
+    implementation libs.com.google.dagger.hilt.android
+    annotationProcessor libs.com.google.dagger.hilt.compiler
+
+    implementation project(':shared:ui')
+
+    implementation project(':model')
+
+    implementation project(':data')
+
+
 }
--- a/feature/library/src/main/java/one/nem/lacerta/feature/library/DocumentAdapter.java
+++ b/feature/library/src/main/java/one/nem/lacerta/feature/library/DocumentAdapter.java
@ -0,0 +1,55 @@
+package one.nem.lacerta.feature.library;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import java.util.List;
+
+import one.nem.lacerta.model.document.DocumentMeta;
+
+public class DocumentAdapter extends RecyclerView.Adapter<DocumentAdapter.DocumentViewHolder> {
+
+    private List<DocumentMeta> documentMetas;
+
+    public DocumentAdapter(List<DocumentMeta> documentMetas) {
+        // nullの場合に例外を発生させる
+        if (documentMetas == null) {
+            throw new IllegalArgumentException("DocumentMetas list cannot be null or empty");
+        }
+        this.documentMetas = documentMetas;
+    }
+
+    @NonNull
+    @Override
+    public DocumentViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.list_item_library_menu, parent, false);
+        return new DocumentViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull DocumentViewHolder holder, int position) {
+        DocumentMeta documentMeta = documentMetas.get(position);
+        if (documentMeta != null) {
+            holder.title.setText(documentMeta.getTitle());
+        }
+    }
+
+    @Override
+    public int getItemCount() {
+        return documentMetas.size();
+    }
+
+    class DocumentViewHolder extends RecyclerView.ViewHolder {
+        TextView title;
+
+        DocumentViewHolder(View itemView) {
+            super(itemView);
+            title = itemView.findViewById(R.id.debug_menu_item_title); // 適切な id に変更する
+        }
+    }
+}
--- a/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryArchiveFragment.java
+++ b/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryArchiveFragment.java
@ -0,0 +1,38 @@
+package one.nem.lacerta.feature.library;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TextView;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+// LibraryArchiveFragment.java
+
+//画面変移用のコード
+//Fragmentへのデータの受け渡し機能
+public class LibraryArchiveFragment extends AppCompatActivity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.fragment_library_top);
+
+        // ここに入力された内容を表示する機能
+        TextView textView = findViewById(R.id.document_list);
+
+        textView.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                // 文字をタップしたときの処理
+
+                // 移動先のアクティビティを指定
+                Intent intent = new Intent(LibraryArchiveFragment.this, LibraryDocFragment.class);
+
+                // データを付加する
+                intent.putExtra("key_name", "value_data");
+
+                startActivity(intent);
+            }
+        });
+    }
+}
--- a/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryDocFragment.java
+++ b/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryDocFragment.java
@ -0,0 +1,51 @@
+package one.nem.lacerta.feature.library;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import androidx.fragment.app.Fragment;
+
+//Fragmentにデータを受け渡す機能
+public class LibraryDocFragment extends Fragment {
+
+    private TextView textView;  // フィールドとして TextView を定義
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_library_file, container, false);
+
+        textView = view.findViewById(R.id.textView);
+
+        return view;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        // フラグメントに渡されたデータを取得
+        if (getArguments() != null) {
+            String receivedData = getArguments().getString("key_name");
+
+            // onCreateView メソッドで取得した TextView にデータをセットする
+            if (textView != null) {
+                textView.setText(receivedData);
+            }
+        }
+    }
+
+    // Factory method for creating a new instance of the fragment
+    public static LibraryDocFragment newInstance(String data) {
+        LibraryDocFragment fragment = new LibraryDocFragment();
+
+        // フラグメントにデータを渡す
+        Bundle args = new Bundle();
+        args.putString("key_name", data);
+        fragment.setArguments(args);
+
+        return fragment;
+    }
+}
--- a/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryTopFragment.java
+++ b/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryTopFragment.java
@ -2,11 +2,28 @@ package one.nem.lacerta.feature.library;

 import android.os.Bundle;

+import androidx.annotation.NonNull;
 import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;

 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ListView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+import one.nem.lacerta.data.Document;
+import one.nem.lacerta.model.document.DocumentMeta;
+import one.nem.lacerta.model.document.tag.DocumentTag;



@ -15,8 +32,12 @@ import android.view.ViewGroup;
 * Use the {@link LibraryTopFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
+@AndroidEntryPoint
 public class LibraryTopFragment extends Fragment {

+//    @Inject
+//    Document document;
+
    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
@ -57,10 +78,29 @@ public class LibraryTopFragment extends Fragment {
        }
    }

+
    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        // Inflate the layout for this fragment
-        return inflater.inflate(R.layout.fragment_library_top, container, false);
+        View view = inflater.inflate(R.layout.fragment_library_top, container, false);
+
+        // Use view.findViewById instead of findViewById
+        RecyclerView documentRecyclerView = view.findViewById(R.id.document_list);
+
+        LinearLayoutManager layoutManager = new LinearLayoutManager(getContext());
+        documentRecyclerView.setLayoutManager(layoutManager);
+
+        //データを取得
+
+//        List<DocumentMeta>  metas = document.getAllDocumentMetas(100);
+
+//        Toast.makeText(getContext(), "Documents: " + Integer.toString(metas.size()), Toast.LENGTH_LONG).show();
+
+// Create and set the adapter
+//        DocumentAdapter adapter = new DocumentAdapter(metas);
+//        documentRecyclerView.setAdapter(adapter);
+
+// Use a LinearLayoutManager to specify the layout
+        return view;
    }
-}
+}
--- a/feature/library/src/main/res/layout/fragment_library_file.xml
+++ b/feature/library/src/main/res/layout/fragment_library_file.xml
@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:padding="16dp">
+
+    <TextView
+        android:id="@+id/textView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:textSize="16sp"
+        android:layout_marginEnd="8dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/library/src/main/res/layout/fragment_library_top.xml
+++ b/feature/library/src/main/res/layout/fragment_library_top.xml
@ -1,14 +1,32 @@
 <?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
+    android:theme="@style/Theme.Lacerta"
    tools:context=".LibraryTopFragment">

-    <!-- TODO: Update blank fragment layout -->
-    <TextView
+    <com.google.android.material.appbar.MaterialToolbar
+        android:id="@+id/tool_bar"
        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:text="@string/hello_blank_fragment" />
+        android:layout_height="wrap_content"
+        android:background="@color/colorPrimaryContainer"
+        android:minHeight="?attr/actionBarSize"
+        android:theme="?attr/actionBarTheme"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:title="Library"
+        app:titleTextColor="@color/colorOnPrimaryContainer" />

-</FrameLayout>
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/document_list"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/tool_bar" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/library/src/main/res/layout/list_item_library_menu.xml
+++ b/feature/library/src/main/res/layout/list_item_library_menu.xml
@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="16dp">
+
+    <TextView
+        android:id="@+id/debug_menu_item_title"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:textSize="16sp"
+        android:layout_marginEnd="8dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/debug_menu_item_description"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:textSize="14sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/debug_menu_item_title" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/feature/library/src/main/res/values/strings.xml
+++ b/feature/library/src/main/res/values/strings.xml
@ -1,4 +1,3 @@
 <resources>
-    <!-- TODO: Remove or change this placeholder text -->
-    <string name="hello_blank_fragment">Hello blank fragment</string>
+    <string name="app_name">Library</string>
 </resources>
--- a/model/build.gradle
+++ b/model/build.gradle
@ -36,4 +36,6 @@ dependencies {
    // JGit
    implementation 'org.eclipse.jgit:org.eclipse.jgit:6.8.0.202311291450-r'

+    implementation project(":shared:ui")
+
 }
--- a/model/src/main/java/one/nem/lacerta/model/LibraryItemPage.java
+++ b/model/src/main/java/one/nem/lacerta/model/LibraryItemPage.java
@ -0,0 +1,51 @@
+package one.nem.lacerta.model;
+
+import java.util.ArrayList;
+
+public class LibraryItemPage {
+
+    String pageTitle;
+    String pageId;
+    ArrayList<ListItem> listItems;
+
+    // Constructor
+
+    public LibraryItemPage(String pageTitle, String pageId, ArrayList<ListItem> listItems) {
+        this.pageTitle = pageTitle;
+        this.pageId = pageId;
+        this.listItems = listItems;
+    }
+
+    public LibraryItemPage() {
+        // Empty constructor
+    }
+
+    // Getter
+
+    public String getPageTitle() {
+        return pageTitle;
+    }
+
+    public String getPageId() {
+        return pageId;
+    }
+
+    public ArrayList<ListItem> getListItems() {
+        return listItems;
+    }
+
+    // Setter
+
+    public void setPageTitle(String pageTitle) {
+        this.pageTitle = pageTitle;
+    }
+
+    public void setPageId(String pageId) {
+        this.pageId = pageId;
+    }
+
+    public void setListItems(ArrayList<ListItem> listItems) {
+        this.listItems = listItems;
+    }
+
+}
--- a/model/src/main/java/one/nem/lacerta/model/ListItem.java
+++ b/model/src/main/java/one/nem/lacerta/model/ListItem.java
@ -0,0 +1,63 @@
+package one.nem.lacerta.model;
+
+import android.graphics.drawable.Drawable;
+
+public class ListItem {
+
+    // Properties
+
+    String title;
+    String description;
+    ListItemType itemType;
+    String itemId;
+
+    // Constructor
+
+    public ListItem(String title, String description, ListItemType itemType, String itemId) {
+        this.title = title;
+        this.description = description;
+        this.itemType = itemType;
+        this.itemId = itemId;
+    }
+
+    public ListItem() {
+        // Empty constructor
+    }
+
+    // Getter
+
+    public String getTitle() {
+        return title;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public ListItemType getItemType() {
+        return itemType;
+    }
+
+    public String getItemId() {
+        return itemId;
+    }
+
+    // Setter
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public void setItemType(ListItemType itemType) {
+        this.itemType = itemType;
+    }
+
+    public void setItemId(String itemId) {
+        this.itemId = itemId;
+    }
+
+}
--- a/model/src/main/java/one/nem/lacerta/model/ListItemType.java
+++ b/model/src/main/java/one/nem/lacerta/model/ListItemType.java
@ -0,0 +1,17 @@
+package one.nem.lacerta.model;
+
+public enum ListItemType {
+
+    ITEM_TYPE_FOLDER(one.nem.lacerta.shared.ui.R.drawable.folder_24px),
+    ITEM_TYPE_DOCUMENT(one.nem.lacerta.shared.ui.R.drawable.description_24px);
+
+    private int iconId;
+
+    ListItemType(int iconId) {
+        this.iconId = iconId;
+    }
+
+    public int getIconId() {
+        return iconId;
+    }
+}
--- a/model/src/main/java/one/nem/lacerta/model/PublicPath.java
+++ b/model/src/main/java/one/nem/lacerta/model/PublicPath.java
@ -0,0 +1,74 @@
+package one.nem.lacerta.model;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class PublicPath {
+    /*
+     * ユーザーが扱うパス(内部パスの代替)
+     * (時間がないのでInjectされることは考慮しない)
+     *
+     * TODO-rca:
+     *  - こわれたパスを検知する
+     *  - バリデーション
+     */
+
+    List<String> path = new ArrayList<String>();
+
+    public PublicPath() {
+    }
+
+    public PublicPath(List<String> path) {
+        this.path = path;
+    }
+
+    private void add(String path) {
+        this.path.add(path);
+    }
+
+    private void resolveInternal(String path) {
+        if (path.equals("..")) {
+            this.path.remove(this.path.size() - 1);
+        } else {
+            add(path);
+        }
+    }
+
+    public PublicPath resolve(String path) {
+        resolveInternal(path);
+        return this;
+    }
+
+    public PublicPath resolve(List<String> path) {
+        for (String p : path) {
+            resolveInternal(p);
+        }
+        return this;
+    }
+
+    public PublicPath resolve(PublicPath path) {
+        for (String p : path.getPath()) {
+            resolveInternal(p);
+        }
+        return this;
+    }
+
+    public PublicPath parent() {
+        this.path.remove(this.path.size() - 1);
+        return this;
+    }
+
+    public List<String> getPath() {
+        return path;
+    }
+
+    public String getStringPath() {
+        return String.join("/", path);
+    }
+
+    public PublicPath getRoot() {
+        PublicPath root = new PublicPath();
+        root.add("/");
+        return root;
+    }
+}
--- a/model/src/main/java/one/nem/lacerta/model/document/DocumentDetail.java
+++ b/model/src/main/java/one/nem/lacerta/model/document/DocumentDetail.java
@ -3,11 +3,14 @@ package one.nem.lacerta.model.document;
 import org.eclipse.jgit.lib.Repository;

 import java.nio.file.Path;
+import java.util.ArrayList;
 import java.util.Date;

 import one.nem.lacerta.model.document.path.DocumentPath;
 import one.nem.lacerta.model.document.DocumentMeta;

+import one.nem.lacerta.model.document.page.Page;
+
 /**
 * ドキュメントの詳細データ
 */
@ -19,31 +22,21 @@ public class DocumentDetail {
    DocumentMeta meta;

    /**
-     * ドキュメントのパス(DocumentPathインスタンス)
+     * ドキュメントのページ(Pageインスタンスのリスト)
     */
-    DocumentPath path;
-
-    /**
-     * ドキュメントの作者(String)
-     */
-    String author;
-
-    /**
-     * ドキュメントのデフォルトブランチ(String)
-     */
-    String defaultBranch;
-
-    Repository repository;
+    ArrayList<Page> pages;

    // Constructor
    public DocumentDetail() {
    }

-    public DocumentDetail(DocumentMeta meta, DocumentPath path, String author, String defaultBranch) {
+    public DocumentDetail(DocumentMeta meta) {
        this.meta = meta;
-        this.path = path;
-        this.author = author;
-        this.defaultBranch = defaultBranch;
+    }
+
+    public DocumentDetail(DocumentMeta meta, ArrayList<Page> pages) {
+        this.meta = meta;
+        this.pages = pages;
    }

    // Getter
@ -56,34 +49,12 @@ public class DocumentDetail {
    }

    /**
-     * ドキュメントのパス(DocumentPathインスタンス)を取得する
+     * ドキュメントのページ(Pageインスタンスのリスト)を取得する
     */
-    public DocumentPath getPath() {
-        return path;
+    public ArrayList<Page> getPages() {
+        return pages;
    }

-    /**
-     * ドキュメントの作者(String)を取得する
-     */
-    public String getAuthor() {
-        return author;
-    }
-
-    /**
-     * ドキュメントのデフォルトブランチ(String)を取得する
-     */
-    public String getDefaultBranch() {
-        return defaultBranch;
-    }
-
-    /**
-     * ドキュメントのリポジトリを取得する
-     */
-    public Repository getRepository() {
-        return repository;
-    }
-
-
    // Setter

    /**
@ -95,34 +66,11 @@ public class DocumentDetail {
    }

    /**
-     * ドキュメントのパス(DocumentPathインスタンス)を設定する
-     * @param path DocumentPathインスタンス
+     * ドキュメントのページ(Pageインスタンスのリスト)を設定する
+     * @param pages Pageインスタンスのリスト
     */
-    public void setPath(DocumentPath path) {
-        this.path =  path;
-    }
-
-    /**
-     * ドキュメントの作者(String)を設定する
-     * @param author ドキュメントの作者
-     */
-    public void setAuthor(String author) {
-        this.author = author;
-    }
-
-    /**
-     * ドキュメントのデフォルトブランチ(String)を設定する
-     * @param defaultBranch ドキュメントのデフォルトブランチ
-     */
-    public void setDefaultBranch(String defaultBranch) {
-        this.defaultBranch = defaultBranch;
-    }
-
-    /**
-     * ドキュメントのリポジトリを設定する
-     */
-    public void setRepository(Repository repository) {
-        this.repository = repository;
+    public void setPages(ArrayList<Page> pages) {
+        this.pages = pages;
    }


--- a/model/src/main/java/one/nem/lacerta/model/document/DocumentMeta.java
+++ b/model/src/main/java/one/nem/lacerta/model/document/DocumentMeta.java
@ -1,6 +1,8 @@
 package one.nem.lacerta.model.document;

 import java.util.ArrayList;
+
+import one.nem.lacerta.model.PublicPath;
 import one.nem.lacerta.model.document.tag.DocumentTag;
 import java.util.Date;
 import java.util.List;
@ -9,7 +11,7 @@ import java.util.UUID;
 /**
 * ドキュメントのメタデータ
 */
-public class DocumentMeta {
+public class DocumentMeta { // TODO-rca: JavaDoc対応
    /**
     * ドキュメントのID(String)
     */
@ -35,42 +37,52 @@ public class DocumentMeta {
     */
    List<DocumentTag> tags;

+    PublicPath path;
+
+    String author;
+
+    String defaultBranch;
+
    // Constructor
+
    public DocumentMeta() {
    }

-    public DocumentMeta(String id, String title, Date updatedAt, Date createdAt, List<DocumentTag> tags) { // With all
+    public DocumentMeta(String title, List<DocumentTag> tags, String author, String defaultBranch) {
+        this.id = UUID.randomUUID().toString();
+        this.title = title;
+        this.tags = tags;
+        this.author = author;
+        this.defaultBranch = defaultBranch;
+    }
+
+    public DocumentMeta(String id, String title, List<DocumentTag> tags, String author, String defaultBranch) {
+        this.id = id;
+        this.title = title;
+        this.tags = tags;
+        this.author = author;
+        this.defaultBranch = defaultBranch;
+    }
+
+    public DocumentMeta(String id, String title, Date updatedAt, Date createdAt, List<DocumentTag> tags, String author, String defaultBranch) {
        this.id = id;
        this.title = title;
        this.updatedAt = updatedAt;
        this.createdAt = createdAt;
        this.tags = tags;
+        this.author = author;
+        this.defaultBranch = defaultBranch;
    }

-    public DocumentMeta(String id, String title, Date updatedAt, Date createdAt) { // Without tags
+    public DocumentMeta(String id, String title, Date updatedAt, Date createdAt, List<DocumentTag> tags, PublicPath path, String author, String defaultBranch) {
        this.id = id;
        this.title = title;
        this.updatedAt = updatedAt;
        this.createdAt = createdAt;
-        this.tags = new ArrayList<>();
-    }
-
-    public DocumentMeta(String id, String title) { // Without tags, updatedAt, createdAt
-        this.id = id;
-        this.title = title;
-        // 現在時刻を設定
-        this.updatedAt = new Date();
-        this.createdAt = new Date();
-        this.tags = new ArrayList<>();
-    }
-
-    public DocumentMeta(String title) { // title only
-        this.id = UUID.randomUUID().toString(); // 新規作成時想定なのでコンストラクタで生成してしまう(使う人が楽なので)
-        this.title = title;
-        // 現在時刻を設定
-        this.updatedAt = new Date();
-        this.createdAt = new Date();
-        this.tags = new ArrayList<>();
+        this.tags = tags;
+        this.path = path;
+        this.author = author;
+        this.defaultBranch = defaultBranch;
    }

    // Getter
@ -121,6 +133,27 @@ public class DocumentMeta {
        return tagIds;
    }

+    /**
+     * PublicPathを取得する
+     */
+    public PublicPath getPath() {
+        return path;
+    }
+
+    /**
+     * ドキュメントの作者(String)を取得する
+     */
+    public String getAuthor() {
+        return author;
+    }
+
+    /**
+     * ドキュメントのデフォルトブランチ(String)を取得する
+     */
+    public String getDefaultBranch() {
+        return defaultBranch;
+    }
+
    // Setter

    /**
@ -163,6 +196,30 @@ public class DocumentMeta {
        this.tags = tags;
    }

+    /**
+     * PublicPathを設定する
+     * @param path PublicPath
+     */
+    public void setPath(PublicPath path) {
+        this.path = path;
+    }
+
+    /**
+     * ドキュメントの作者(String)を設定する
+     * @param author ドキュメントの作者
+     */
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+
+    /**
+     * ドキュメントのデフォルトブランチ(String)を設定する
+     * @param defaultBranch ドキュメントのデフォルトブランチ
+     */
+    public void setDefaultBranch(String defaultBranch) {
+        this.defaultBranch = defaultBranch;
+    }
+
    /**
     * updatedAtを現在時刻に設定する
     */
--- a/model/src/main/java/one/nem/lacerta/model/document/internal/XmlMetaModel.java
+++ b/model/src/main/java/one/nem/lacerta/model/document/internal/XmlMetaModel.java
@ -0,0 +1,40 @@
+package one.nem.lacerta.model.document.internal;
+
+import java.util.ArrayList;
+
+public class XmlMetaModel {
+
+    String revisionId;
+
+    ArrayList<XmlMetaPageModel> pages;
+
+    // Constructor
+
+    public XmlMetaModel() {
+    }
+
+    public XmlMetaModel(String revisionId, ArrayList<XmlMetaPageModel> pages) {
+        this.revisionId = revisionId;
+        this.pages = pages;
+    }
+
+    // Getter
+
+    public String getRevisionId() {
+        return revisionId;
+    }
+
+    public ArrayList<XmlMetaPageModel> getPages() {
+        return pages;
+    }
+
+    // Setter
+
+    public void setRevisionId(String revisionId) {
+        this.revisionId = revisionId;
+    }
+
+    public void setPages(ArrayList<XmlMetaPageModel> pages) {
+        this.pages = pages;
+    }
+}
--- a/model/src/main/java/one/nem/lacerta/model/document/internal/XmlMetaPageModel.java
+++ b/model/src/main/java/one/nem/lacerta/model/document/internal/XmlMetaPageModel.java
@ -0,0 +1,27 @@
+package one.nem.lacerta.model.document.internal;
+
+public class XmlMetaPageModel {
+
+    String filename;
+
+    // Constructor
+
+    public XmlMetaPageModel() {
+    }
+
+    public XmlMetaPageModel(String filename) {
+        this.filename = filename;
+    }
+
+    // Getter
+
+    public String getFilename() {
+        return filename;
+    }
+
+    // Setter
+
+    public void setFilename(String filename) {
+        this.filename = filename;
+    }
+}
--- a/model/src/main/java/one/nem/lacerta/model/document/page/Page.java
+++ b/model/src/main/java/one/nem/lacerta/model/document/page/Page.java
@ -0,0 +1,39 @@
+package one.nem.lacerta.model.document.page;
+
+import android.graphics.Bitmap;
+
+public class Page {
+
+    String fileName;
+    Bitmap bitmap;
+
+    // Constructor
+
+    public Page() {
+    }
+
+    public Page(String fileName, Bitmap bitmap) {
+        this.fileName = fileName;
+        this.bitmap = bitmap;
+    }
+
+    // Getter
+
+    public String getFileName() {
+        return fileName;
+    }
+
+    public Bitmap getBitmap() {
+        return bitmap;
+    }
+
+    // Setter
+
+    public void setFileName(String fileName) {
+        this.fileName = fileName;
+    }
+
+    public void setBitmap(Bitmap bitmap) {
+        this.bitmap = bitmap;
+    }
+}
--- a/processor/build.gradle
+++ b/processor/build.gradle
@ -32,4 +32,17 @@ dependencies {
    testImplementation libs.junit
    androidTestImplementation libs.androidx.test.ext.junit
    androidTestImplementation libs.androidx.test.espresso.core
+
+    // DI
+    implementation libs.com.google.dagger.hilt.android
+    annotationProcessor libs.com.google.dagger.hilt.compiler
+
+    // JGit
+    implementation 'org.eclipse.jgit:org.eclipse.jgit:6.8.0.202311291450-r'
+
+    implementation project(':model')
+    implementation project(':source')
+    implementation project(':utils')
+    implementation project(':data')
+    implementation project(':vcs')
 }
--- a/processor/src/main/java/one/nem/lacerta/processor/DocumentProcessor.java
+++ b/processor/src/main/java/one/nem/lacerta/processor/DocumentProcessor.java
@ -0,0 +1,23 @@
+package one.nem.lacerta.processor;
+
+import android.graphics.Bitmap;
+
+import one.nem.lacerta.model.document.DocumentDetail;
+
+public interface DocumentProcessor {
+
+    // ページ操作
+    void addNewPageToLast(Bitmap bitmap) throws Exception;
+    void addNewPagesToLast(Bitmap[] bitmaps) throws Exception;
+    void insertPageAtIndex(Bitmap bitmap, int index) throws Exception;
+    void removePageAtIndex(int index) throws Exception;
+
+    // 更新
+    void updatePageAtIndex(Bitmap bitmap, int index);
+
+    // ページ取得
+    Bitmap getPageAtIndex(int index);
+    int getPageCount();
+
+    DocumentDetail getDocumentDetail();
+}
--- a/processor/src/main/java/one/nem/lacerta/processor/factory/DocumentProcessorFactory.java
+++ b/processor/src/main/java/one/nem/lacerta/processor/factory/DocumentProcessorFactory.java
@ -0,0 +1,10 @@
+package one.nem.lacerta.processor.factory;
+
+import dagger.assisted.AssistedFactory;
+import one.nem.lacerta.model.document.DocumentDetail;
+import one.nem.lacerta.processor.impl.DocumentProcessorImpl;
+
+@AssistedFactory
+public interface DocumentProcessorFactory {
+    DocumentProcessorImpl create(DocumentDetail documentDetail);
+}
--- a/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java
+++ b/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java
@ -0,0 +1,138 @@
+package one.nem.lacerta.processor.impl;
+
+import android.graphics.Bitmap;
+
+import java.nio.file.Path;
+import java.util.UUID;
+
+// Hilt
+import dagger.assisted.Assisted;
+import dagger.assisted.AssistedInject;
+
+// Lacerta/model
+import one.nem.lacerta.model.document.DocumentDetail;
+import one.nem.lacerta.model.document.internal.XmlMetaModel;
+import one.nem.lacerta.model.document.page.Page;
+
+// Lacerta/processor
+import one.nem.lacerta.processor.DocumentProcessor;
+
+// Lacerta/source
+import one.nem.lacerta.source.file.FileManager;
+import one.nem.lacerta.source.file.factory.FileManagerFactory;
+
+// Lacerta/utils
+import one.nem.lacerta.utils.LacertaLogger;
+import one.nem.lacerta.utils.XmlMetaParser;
+import one.nem.lacerta.utils.repository.DeviceInfoUtils;
+
+// Lacerta/vcs
+import one.nem.lacerta.vcs.LacertaVcs;
+import one.nem.lacerta.vcs.factory.LacertaVcsFactory;
+
+
+public class DocumentProcessorImpl implements DocumentProcessor{
+
+    // Magic Numbers
+    private static final String DEFAULT_SAVE_DIR = "raw";
+
+    // Variables
+    private final DocumentDetail documentDetail;
+    private XmlMetaModel xmlMetaModel;
+    private Path documentRootPath;
+    private FileManager fileManager;
+    private LacertaVcs lacertaVcs;
+
+    // Injection
+    private final FileManagerFactory fileManagerFactory;
+    private final LacertaLogger logger;
+    private final XmlMetaParser xmlMetaParser;
+    private final LacertaVcsFactory lacertaVcsFactory;
+    private final DeviceInfoUtils deviceInfoUtils;
+    @AssistedInject
+    public DocumentProcessorImpl(FileManagerFactory fileManagerFactory, LacertaLogger logger, XmlMetaParser xmlMetaParser, LacertaVcsFactory lacertaVcsFactory, DeviceInfoUtils deviceInfoUtils, @Assisted DocumentDetail documentDetail) {
+        this.fileManagerFactory = fileManagerFactory;
+        this.logger = logger;
+        this.xmlMetaParser = xmlMetaParser;
+        if (documentDetail == null) {
+            throw new IllegalArgumentException("documentDetail must not be null");
+        }
+        this.lacertaVcsFactory = lacertaVcsFactory;
+        this.documentDetail = documentDetail;
+        this.deviceInfoUtils = deviceInfoUtils;
+
+        // Init
+        this.documentRootPath = deviceInfoUtils.getExternalStorageDirectory().resolve(this.documentDetail.getMeta().getId());
+        logger.debug("init", "documentRootPath: " + this.documentRootPath);
+        this.fileManager = fileManagerFactory.create(this.documentRootPath).enableAutoCreateParent(); //Initialize FileManager
+        this.lacertaVcs = lacertaVcsFactory.create(this.documentDetail.getMeta().getId());
+    }
+
+
+    @Override
+    public void addNewPageToLast(Bitmap bitmap) throws Exception{
+        logger.debug("addNewPageToLast", "called");
+        String filename = UUID.randomUUID().toString() + ".png"; // TODO-rca: 拡張子を動的にする
+
+        Page page = new Page();
+        page.setFileName(filename);
+        page.setBitmap(bitmap);
+        this.documentDetail.getPages().add(page);
+
+        lacertaVcs.insertPage(documentDetail.getPages().size(), filename);
+
+        this.fileManager.getNewInstance().createDirectoryIfNotExist(DEFAULT_SAVE_DIR).resolve(DEFAULT_SAVE_DIR).saveBitmap(bitmap, filename);
+
+        logger.info("addNewPageToLast", "finished");
+        logger.info("addNewPageToLast", "filename: " + filename);
+    }
+
+    @Override
+    public void addNewPagesToLast(Bitmap[] bitmaps) throws Exception{
+        logger.debug("addNewPagesToLast", "called");
+
+        for (Bitmap bitmap : bitmaps) {
+            addNewPageToLast(bitmap);
+        } // TODO-rca: 効率悪いので改善する
+    }
+
+    @Override
+    public void insertPageAtIndex(Bitmap bitmap, int index) throws Exception {
+        logger.debug("addNewPageAfterIndex", "called");
+        String filename = UUID.randomUUID().toString() + ".png"; // TODO-rca: 拡張子を動的にする
+
+        this.fileManager.getNewInstance().createDirectoryIfNotExist(DEFAULT_SAVE_DIR).resolve(DEFAULT_SAVE_DIR).saveBitmap(bitmap, filename);
+
+        Page page = new Page();
+        page.setFileName(filename);
+        page.setBitmap(bitmap);
+        this.documentDetail.getPages().add(index, page);
+
+        lacertaVcs.insertPage(index, filename);
+    }
+
+    @Override
+    public void removePageAtIndex(int index) {
+
+    }
+
+    @Override
+    public void updatePageAtIndex(Bitmap bitmap, int index) {
+
+    }
+
+    @Override
+    public Bitmap getPageAtIndex(int index) {
+        return null;
+    }
+
+    @Override
+    public int getPageCount() {
+        return 0;
+    }
+
+    @Override
+    public DocumentDetail getDocumentDetail() {
+        return this.documentDetail;
+    }
+}
--- a/processor/src/main/java/one/nem/lacerta/processor/impl/placeholder
+++ b/processor/src/main/java/one/nem/lacerta/processor/impl/placeholder
--- a/processor/src/main/java/one/nem/lacerta/processor/module/DocumentProcessorModule.java
+++ b/processor/src/main/java/one/nem/lacerta/processor/module/DocumentProcessorModule.java
@ -0,0 +1,16 @@
+package one.nem.lacerta.processor.module;
+
+import dagger.assisted.Assisted;
+import dagger.assisted.AssistedInject;
+import one.nem.lacerta.model.document.DocumentDetail;
+
+public class DocumentProcessorModule {
+
+    private final DocumentDetail documentDetail;
+
+    @AssistedInject
+    public DocumentProcessorModule(@Assisted DocumentDetail documentDetail) {
+        this.documentDetail = documentDetail;
+    }
+
+}
--- a/processor/src/main/java/one/nem/lacerta/processor/module/placeholder
+++ b/processor/src/main/java/one/nem/lacerta/processor/module/placeholder
--- a/processor/src/main/java/one/nem/lacerta/processor/placeholder
+++ b/processor/src/main/java/one/nem/lacerta/processor/placeholder
--- a/processor/src/main/res/values/strings.xml
+++ b/processor/src/main/res/values/strings.xml
@ -0,0 +1,4 @@
+<resources>
+    <!-- TODO: Remove or change this placeholder text -->
+    <string name="hello_blank_fragment">Hello blank fragment</string>
+</resources>
--- a/settings.gradle
+++ b/settings.gradle
@ -30,4 +30,4 @@ include ':source'
 include ':model'
 include ':processor'
 include ':shared:ui'
-include ':shared:icon'
+include ':vcs'
--- a/shared/ui/src/main/res/drawable/close_24px.xml
+++ b/shared/ui/src/main/res/drawable/close_24px.xml
@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@color/colorOnBackground"
+      android:pathData="M256,746.15L213.85,704L437.85,480L213.85,256L256,213.85L480,437.85L704,213.85L746.15,256L522.15,480L746.15,704L704,746.15L480,522.15L256,746.15Z"/>
+</vector>
--- a/shared/ui/src/main/res/drawable/description_24px.xml
+++ b/shared/ui/src/main/res/drawable/description_24px.xml
@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@color/colorOnBackground"
+      android:pathData="M330,710L630,710L630,650L330,650L330,710ZM330,550L630,550L630,490L330,490L330,550ZM252.31,860Q222,860 201,839Q180,818 180,787.69L180,172.31Q180,142 201,121Q222,100 252.31,100L570,100L780,310L780,787.69Q780,818 759,839Q738,860 707.69,860L252.31,860ZM540,340L540,160L252.31,160Q247.69,160 243.85,163.85Q240,167.69 240,172.31L240,787.69Q240,792.31 243.85,796.15Q247.69,800 252.31,800L707.69,800Q712.31,800 716.15,796.15Q720,792.31 720,787.69L720,340L540,340ZM240,160L240,160L240,340L240,340L240,160L240,340L240,340L240,787.69Q240,792.31 240,796.15Q240,800 240,800L240,800Q240,800 240,796.15Q240,792.31 240,787.69L240,172.31Q240,167.69 240,163.85Q240,160 240,160Z"/>
+</vector>
--- a/shared/ui/src/main/res/drawable/save_24px.xml
+++ b/shared/ui/src/main/res/drawable/save_24px.xml
@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@color/colorOnBackground"
+      android:pathData="M820,288.46L820,747.69Q820,778 799,799Q778,820 747.69,820L212.31,820Q182,820 161,799Q140,778 140,747.69L140,212.31Q140,182 161,161Q182,140 212.31,140L671.54,140L820,288.46ZM760,314L646,200L212.31,200Q206.92,200 203.46,203.46Q200,206.92 200,212.31L200,747.69Q200,753.08 203.46,756.54Q206.92,760 212.31,760L747.69,760Q753.08,760 756.54,756.54Q760,753.08 760,747.69L760,314ZM480,690.77Q521.54,690.77 550.77,661.54Q580,632.31 580,590.77Q580,549.23 550.77,520Q521.54,490.77 480,490.77Q438.46,490.77 409.23,520Q380,549.23 380,590.77Q380,632.31 409.23,661.54Q438.46,690.77 480,690.77ZM255.39,395.38L583.84,395.38L583.84,255.39L255.39,255.39L255.39,395.38ZM200,314L200,747.69Q200,753.08 200,756.54Q200,760 200,760L200,760Q200,760 200,756.54Q200,753.08 200,747.69L200,212.31Q200,206.92 200,203.46Q200,200 200,200L200,200L200,314Z"/>
+</vector>
--- a/source/src/main/java/one/nem/lacerta/source/database/LacertaDatabase.java
+++ b/source/src/main/java/one/nem/lacerta/source/database/LacertaDatabase.java
@ -7,15 +7,21 @@ import androidx.room.RoomDatabase;
 import one.nem.lacerta.source.database.entity.TagEntity;
 import one.nem.lacerta.source.database.entity.DocumentEntity;
 import one.nem.lacerta.source.database.entity.LibraryEntity;
+import one.nem.lacerta.source.database.entity.VcsRevEntity;
+import one.nem.lacerta.source.database.entity.VcsLogEntity;

 // Daos
 import one.nem.lacerta.source.database.dao.TagDao;
 import one.nem.lacerta.source.database.dao.DocumentDao;
 import one.nem.lacerta.source.database.dao.LibraryDao;
+import one.nem.lacerta.source.database.dao.VcsRevDao;
+import one.nem.lacerta.source.database.dao.VcsLogDao;

-@Database(entities = {TagEntity.class, DocumentEntity.class, LibraryEntity.class}, version = 1)
+@Database(entities = {TagEntity.class, DocumentEntity.class, LibraryEntity.class, VcsRevEntity.class, VcsLogEntity.class}, version = 2)
 public abstract class LacertaDatabase extends RoomDatabase {
    public abstract TagDao tagDao();
    public abstract DocumentDao documentDao();
    public abstract LibraryDao libraryDao();
+    public abstract VcsRevDao vcsRevDao();
+    public abstract VcsLogDao vcsLogDao();
 }
--- a/source/src/main/java/one/nem/lacerta/source/database/LacertaDatabaseModule.java
+++ b/source/src/main/java/one/nem/lacerta/source/database/LacertaDatabaseModule.java
@ -20,6 +20,8 @@ public class LacertaDatabaseModule {
                LacertaDatabase.class,
                "lacerta.db")
                .allowMainThreadQueries() // Debug
+                .fallbackToDestructiveMigration() // Debug Only: マイグレーションがない場合などにデータベースを再生成する
+                .fallbackToDestructiveMigrationOnDowngrade() // Debug Only: マイグレーションがない場合などにデータベースを再生成する
                .build();
    }
 }
--- a/source/src/main/java/one/nem/lacerta/source/database/common/TagArrayListConverter.java
+++ b/source/src/main/java/one/nem/lacerta/source/database/common/TagArrayListConverter.java
@ -5,7 +5,7 @@ import androidx.room.TypeConverter;
 import java.util.ArrayList;
 import java.util.Arrays;

-public class TagArrayListConverter {
+public class ArrayListConverter {

    @TypeConverter
    public static ArrayList<String> fromString(String value) {
--- a/Show More
+++ b/Show More