fix settings migration file

migrations/versions/add_docupulse_settings_table.py

@@ -31,10 +31,10 @@ def upgrade():
         # Check if we need to insert default data
         result = conn.execute(text("SELECT COUNT(*) FROM docupulse_settings")).scalar()
         if result == 0:
-            conn.execute("""
+            conn.execute(text("""
                 INSERT INTO docupulse_settings (id, max_rooms, max_conversations, max_storage, updated_at)
                 VALUES (1, 10, 10, 10737418240, CURRENT_TIMESTAMP)
-            """)
+            """))
     else:
         # Create new table
         op.create_table('docupulse_settings',
@@ -47,10 +47,10 @@ def upgrade():
         )
         
         # Insert default settings
-        op.execute("""
+        op.execute(text("""
             INSERT INTO docupulse_settings (id, max_rooms, max_conversations, max_storage, updated_at)
             VALUES (1, 10, 10, 10737418240, CURRENT_TIMESTAMP)
-        """)
+        """))
 
 def downgrade():
     op.drop_table('docupulse_settings')