Update app.py

app.py

@@ -14,6 +14,7 @@ from utils import timeago
 from extensions import db, login_manager, csrf
 from utils.email_templates import create_default_templates
 from datetime import datetime
+from sqlalchemy import text
 
 # Load environment variables
 load_dotenv()
@@ -58,7 +59,7 @@ def create_app():
     def health_check():
         try:
             # Check database connection
-            db.session.execute('SELECT 1')
+            db.session.execute(text('SELECT 1'))
             db.session.commit()
             return jsonify({
                 'status': 'healthy',