"Refactor user blueprint and database configuration"

backend/app/migrate_db.py

@@ -49,14 +49,21 @@ def test_new_tables():
             # Test der UserPermission-Tabelle (mit Admin-User falls vorhanden)
             admin_user = session.query(User).filter_by(role="admin").first()
             if admin_user:
-                permission = UserPermission(
-                    user_id=admin_user.id,
-                    can_start_jobs=True,
-                    needs_approval=False,
-                    can_approve_jobs=True
-                )
-                session.add(permission)
-                session.flush()
+                # Prüfen, ob bereits Permissions für diesen User existieren
+                existing_permission = session.query(UserPermission).filter_by(user_id=admin_user.id).first()
+                
+                if not existing_permission:
+                    permission = UserPermission(
+                        user_id=admin_user.id,
+                        can_start_jobs=True,
+                        needs_approval=False,
+                        can_approve_jobs=True
+                    )
+                    session.add(permission)
+                    session.flush()
+                    logger.info(f"UserPermission für Admin-User {admin_user.id} erstellt")
+                else:
+                    logger.info(f"UserPermission für Admin-User {admin_user.id} existiert bereits")
                 
                 # Test der Notification-Tabelle
                 notification = Notification(