feat: thumbnails added

webui/backend/app/fs/filesystem_adapter.py

@@ -147,6 +147,14 @@ class FilesystemAdapter:
                 remaining -= len(chunk)
                 yield chunk
 
+    async def stream_file(self, path: Path, chunk_size: int = 1024 * 1024):
+        with path.open("rb") as handle:
+            while True:
+                chunk = handle.read(chunk_size)
+                if not chunk:
+                    break
+                yield chunk
+
     @staticmethod
     def modified_iso(path: Path) -> str:
         stat = path.stat()