Updated file

backend/alembic/env.py

@@ -1,4 +1,5 @@
 import asyncio
+import sys
 from logging.config import fileConfig
 
 from sqlalchemy import engine_from_config, pool
@@ -75,7 +76,12 @@ async def run_migrations_online() -> None:
     async with connectable.connect() as connection:
         await connection.run_sync(do_run_migrations)
 
-if context.is_offline_mode():
-    asyncio.run(run_migrations_offline())
-else:
-    asyncio.run(run_migrations_online())
+def main() -> None:
+    if context.is_offline_mode():
+        asyncio.run(run_migrations_offline())
+    else:
+        asyncio.run(run_migrations_online())
+
+
+if __name__ == '__main__':
+    main()