server {
    server_name ai.jinyi-food.com;
    listen 80;
  
    # 飞书User-Agent检测和重定向逻辑
    set $feishu_redirect 0;
    if ($http_user_agent ~* (Lark|Feishu)) {
        set $feishu_redirect 1;
    }
  
    # 如果不是飞书访问，则重定向到百度
    if ($feishu_redirect = 0) {
        return 302 https://www.baidu.com;
    }
  
    location / {
        proxy_pass http://192.168.5.100;
        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 X-Forwarded-Host $http_host;
        proxy_set_header X-Forwarded-Port $server_port;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}