getList修正

source/src/main/java/one/nem/lacerta/source/file/impl/FileManagerImpl.java

@@ -61,11 +61,9 @@ public class FileManagerImpl implements FileManager {
     public List<Path> getList() {
         List<Path> list = new ArrayList<>();
         try (DirectoryStream<Path> stream = Files.newDirectoryStream(currentDir)) {
-            for (Path entry : stream) {
-                if (Files.isDirectory(entry)) {
+            for (Path entry : stream) { // TODO-rca: エラーハンドリング, 効率化
                 list.add(entry);
             }
-            }
         } catch (IOException e) {
             e.printStackTrace();
         }