feat: add delete file feature

src/uploaded_file/router.py

@@ -136,6 +136,27 @@ async def delete_uploaded_file(db_session: DbSession, uploaded_file_id: str):
             detail=[{"msg": "A data with this id does not exist."}],
         )
 
+    # Attempt to delete the file on disk if a file_url is present
+    file_url = getattr(uploaded_file, "file_url", None)
+    if file_url:
+        try:
+            # file_url is stored like "/uploads/<timestamp>/<filename>"
+            src_dir = Path(__file__).resolve().parent.parent
+            file_path = src_dir / Path(file_url.lstrip("/"))
+            if file_path.exists():
+                file_path.unlink()
+                # try to remove the timestamp directory if it's empty
+                try:
+                    file_path.parent.rmdir()
+                except OSError:
+                    # not empty or cannot remove, ignore
+                    pass
+        except Exception as e:
+            raise HTTPException(
+                status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+                detail=f"Failed to delete file from disk: {str(e)}",
+            )
+
     await delete(db_session=db_session, uploaded_file_id=uploaded_file_id)
 
     return StandardResponse(message="Data deleted successfully", data=uploaded_file)