Added docker-compose file

backend/src/routers/signs.py

@@ -1,8 +1,9 @@
+import asyncio
 import datetime
 import os
 import zipfile
 
-from fastapi import APIRouter, Depends, status
+from fastapi import APIRouter, BackgroundTasks, Depends, status
 from fastapi.responses import FileResponse
 from fastapi_jwt_auth import AuthJWT
 from pydantic import BaseModel
@@ -97,7 +98,7 @@ async def delete_sign(id: int, Authorize: AuthJWT = Depends(), session: AsyncSes
     return {"message": "Sign deleted"}
 
 @router.get("/download/all", status_code=status.HTTP_200_OK)
-async def download_all(Authorize: AuthJWT = Depends(), session: AsyncSession = Depends(get_session)):
+async def download_all(background_tasks: BackgroundTasks, Authorize: AuthJWT = Depends(), session: AsyncSession = Depends(get_session)):
     Authorize.jwt_required()
 
     user = Authorize.get_jwt_subject()
@@ -120,5 +121,12 @@ async def download_all(Authorize: AuthJWT = Depends(), session: AsyncSession = D
         for path in paths:
             zip_file.write(f"{settings.DATA_PATH}/{path}", os.path.basename(path))
 
-    # return the zip file and delete it after the request is done
-    return FileResponse(zip_path, media_type="application/zip", filename="signs.zip", delete_after_request=True)
+    background_tasks.add_task(delete_zip_file, zip_path)
+    # serve the zip file as the response
+    response = FileResponse(zip_path, media_type="application/zip", filename="signs.zip")
+
+    return response
+
+# define a function to delete the zip file
+async def delete_zip_file(zip_path):
+    os.remove(zip_path)