events {
    worker_connections 1024;
}

http {
    upstream app {
        server usdt-shop:3000;
    }

    server {
        listen 80;
        server_name _;

        # 重定向HTTP到HTTPS（可选）
        # return 301 https://$server_name$request_uri;

        location / {
            proxy_pass http://app;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection 'upgrade';
            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-Proto $scheme;
            proxy_cache_bypass $http_upgrade;
        }
    }

    # HTTPS配置（需要SSL证书）
    # server {
    #     listen 443 ssl;
    #     server_name your-domain.com;
    #     
    #     ssl_certificate /etc/nginx/ssl/cert.pem;
    #     ssl_certificate_key /etc/nginx/ssl/key.pem;
    #     
    #     location / {
    #         proxy_pass http://app;
    #         proxy_http_version 1.1;
    #         proxy_set_header Upgrade $http_upgrade;
    #         proxy_set_header Connection 'upgrade';
    #         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-Proto $scheme;
    #         proxy_cache_bypass $http_upgrade;
    #     }
    # }
}