hexo最新评论Access to fetch错误

Access to fetch at 'https://blog-api-mroxoa8vg-jiaxu07.vercel.app//comment?type=recent&count=4' 
from origin 'http://localhost:4000' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' 
header is present on the requested resource. If an opaque response serves your needs, set the request's 
mode to 'no-cors' to fetch the resource with CORS disabled.