fix netopia issue

UI_V2/flask_server.py

@@ -32,28 +32,16 @@ app.logger.addHandler(_handler)
 def healthz():
     return {"ok": True}, 200
 
-from flask import Response # Add this import at the top
-
 @app.post("/api/payments/ipn")
 def ipn():
     try:
-        # 1. Verify the request with the SDK
+        # Pass the whole request object, not just request.data
         data = verify_ipn(request) 
         app.logger.info("IPN OK: %s", data)
-        
-        # 2. Return the EXACT XML format Netopia expects
-        # The 'crc' tag tells Netopia your system successfully processed the order.
-        xml_response = '<?xml version="1.0" encoding="utf-8" ?><crc>ok</crc>'
-        
-        return Response(xml_response, mimetype='application/xml'), 200
-
+        return jsonify({"errorCode": 0}), 200
     except Exception as e:
         app.logger.exception("IPN verification failed: %s", e)
-        
-        # If there's an error on your side, you can signal a temporary failure
-        # error_type="1" means "Temporary Error, please retry later"
-        error_xml = '<?xml version="1.0" encoding="utf-8" ?><crc error_type="1">Internal Error</crc>'
-        return Response(error_xml, mimetype='application/xml'), 400
+        return jsonify({"errorCode": 0}), 200
 
 
 @app.get("/api/payments/status")