joinjoaomgcd.appspot.com/:1 Access to fetch at 'http://localhost:9876/push' from origin 'https://joinjoaomgcd.appspot.com' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Private-Network' header was present in the preflight response for this private network request targeting the local address space.
joinjoaomgcd.appspot.com/:1 Access to fetch at 'http://localhost:9876/push' from origin 'https://joinjoaomgcd.appspot.com' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Private-Network' header was present in the preflight response for this private network request targeting the
localaddress space.