fix: CORS header

requirements.txt

 Flask>=2.0.3
+flask-cors>=5.0.1
 dotenv>=0.9.9
 gradio_client>=1.7.0
 pydantic>=1.8.2

src/main.py

 from dotenv import load_dotenv
 from flask import Flask
+from flask_cors import CORS
 from routes.router import setup_routes
 
 load_dotenv()
 
 app = Flask(__name__)
 
+CORS(app)
+
+app.config['CORS_HEADERS'] = 'Content-Type'
+
 setup_routes(app)
 
 if __name__ == '__main__':

src/routes/router.py

@@ -11,7 +11,7 @@ glb_controller = GlbController()
 render_controller = RenderController()
 suggest_controller = SuggestController()
 
-def setup_routes(app):
+def setup_routes(app):    
     @app.route('/glb', methods=['GET'])
     # Image to model
     def get_glb():