location ^~ / {
    # 处理 OPTIONS 预检请求（必须在 proxy_pass 之前）
    if ($request_method = 'OPTIONS') {
        add_header 'Access-Control-Allow-Origin' 'https://blog.biuxin.com' always;  #域名改为你自己的
        add_header 'Access-Control-Allow-Methods' 'GET, POST, PUT, DELETE, OPTIONS' always;
        add_header 'Access-Control-Allow-Headers' 'Content-Type, Authorization, X-Requested-With' always;
        add_header 'Access-Control-Max-Age' 86400 always;
        add_header 'Content-Length' 0;
        return 204;
    }
    
    # CORS 响应头（所有请求都添加）
    add_header 'Access-Control-Allow-Origin' 'https://blog.biuxin.com' always;  # 域名改为你自己的
    add_header 'Access-Control-Allow-Methods' 'GET, POST, PUT, DELETE, OPTIONS' always;
    add_header 'Access-Control-Allow-Headers' 'Content-Type, Authorization, X-Requested-With' always;

    proxy_pass http://127.0.0.1:3002;  # 你的Uptime Kuma 端口号
    proxy_set_header Host $host; 
    proxy_set_header X-Real-IP $remote_addr; 
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; 
    proxy_set_header REMOTE-HOST $remote_addr; 
    proxy_set_header Upgrade $http_upgrade; 
    proxy_set_header Connection $http_connection; 
    proxy_set_header X-Forwarded-Proto $scheme; 
    proxy_set_header X-Forwarded-Port $server_port; 
    proxy_http_version 1.1; 
    add_header X-Cache $upstream_cache_status; 
    proxy_ssl_server_name off; 
    proxy_ssl_name $proxy_host; 
}