átlagos kiegészítséek jó sok

backend/app/db/session.py

@@ -9,7 +9,8 @@ engine = create_async_engine(
     future=True,
     pool_size=30,      # A robotok száma miatt
     max_overflow=20,
-    pool_pre_ping=True
+    pool_pre_ping=True,
+    pool_reset_on_return='rollback'
 )
 
 AsyncSessionLocal = async_sessionmaker(
@@ -21,8 +22,20 @@ AsyncSessionLocal = async_sessionmaker(
 
 async def get_db() -> AsyncGenerator[AsyncSession, None]:
     async with AsyncSessionLocal() as session:
+        # Start with a clean transaction state by rolling back any failed transaction
+        try:
+            await session.rollback()
+        except Exception:
+            # If rollback fails, it's probably because there's no transaction
+            # This is fine, just continue
+            pass
+        
         try:
             yield session
-            # JAVÍTVA: Nincs automatikus commit! Az endpoint felelőssége.
+        except Exception:
+            # If any exception occurs, rollback the transaction
+            await session.rollback()
+            raise
         finally:
+            # Ensure session is closed
             await session.close()