Fixed front ann book and delete err handling

Button no longer pre-updates on err
File uploading fix

back/api.py

@@ -89,7 +89,7 @@ async def put_in_db(name: Annotated[str, Form()], category: Annotated[str, Form(
         if f.tell() > 0:
             f.seek(0)
             destination = pathlib.Path("./uploads/" + str(hash(f)) + pathlib.Path(src.filename).suffix.lower())
-            async with destination.open('wb') as buffer:
+            with destination.open('wb') as buffer:
                 shutil.copyfileobj(f, buffer)
 
             # изменяем название директории загруженного файла
@@ -103,6 +103,8 @@ async def put_in_db(name: Annotated[str, Form()], category: Annotated[str, Form(
         db.add(temp_ancmt)     # добавляем в бд
         await db.commit()     # сохраняем изменения
         await db.refresh(temp_ancmt)  # обновляем состояние объекта
+        
+        return {"Success": True}
     except:
         raise HTTPException(status_code=500, detail="problem with adding object to db")
 
@@ -119,6 +121,8 @@ async def delete_from_db(announcement: pydantic_schemas.DelAnnouncement, db: Ann
     try:
         await db.delete(to_delete)   # удаление из БД
         await db.commit()     # сохраняем изменения
+
+        return {"Success": True}
     except:
         raise HTTPException(status_code=500, detail="Problem with adding to database")