Update app.py

app.py

@@ -163,7 +163,9 @@ def image_to_wd14_tags(image:Image.Image, link:str, model_name: str, threshold:
     output_text = ', '.join(text_items)
 
     return ratings, output_text, filtered_tags
-    
+
+app = Flask(__name__)
+
 @app.route('/api/tag_image', methods=['POST'])
 def tag_image():
     data = request.get_json()