Fix import * statement in main.py

- Move wildcard import from app.db.all_models to module level
- Fix SyntaxError that was preventing application startup
- Ensure all models are registered with SQLAlchemy Base

main.py

@@ -6,6 +6,9 @@ from fastapi.openapi.utils import get_openapi
 
 from app.api.api_v1.api import api_router
 from app.core.config import settings
+
+# Import all models to ensure they are registered with Base
+from app.db.all_models import *  # noqa
 from app.db.base import Base
 from app.db.session import engine
 
@@ -17,8 +20,6 @@ logger = logging.getLogger(__name__)
 def create_tables():
     try:
         logger.info("Creating database tables")
-        # Import all models to ensure they are registered with Base
-        from app.db.all_models import *  # noqa
         Base.metadata.create_all(bind=engine)
         logger.info("Database tables created successfully")
     except Exception as e: