Update app.py

app.py

@@ -40,7 +40,7 @@ def proxy():
             content = str(soup)
             
 
-        return Response(jsonify(response.headers), status=response.status_code)
+        return Response(response.headers.get("content-type"), status=response.status_code)
     except requests.RequestException as e:
         return jsonify({'error': str(e)}), 500