worker_processes  auto;

events {
    worker_connections  1024;
}

http {
    include       mime.types;
    default_type  application/octet-stream;
    lua_package_path "/usr/local/openresty/lualib/?.lua;;";

    # 通用头：全局禁止缓存
    # ================================
    add_header Cache-Control "no-store, no-cache, must-revalidate" always;
    add_header Pragma "no-cache" always;
    add_header Expires "0" always;

    # 禁用 Nginx 自身缓存
    proxy_no_cache 1;
    proxy_cache_bypass 1;

    upstream next_dashboard {
        server 127.0.0.1:3001;
        keepalive 16;
    }

    upstream account_service {
        server 127.0.0.1:8080;
        keepalive 16;
    }

    upstream api_service {
        server 127.0.0.1:8090;
        keepalive 16;
    }

    sendfile        on;
    keepalive_timeout  65;

    # 开启 Gzip （可选）
    gzip on;
    gzip_types text/plain text/css application/json application/javascript application/xml+rss;

    # 定义日志格式（可选）
    log_format  main  '$remote_addr - $remote_user [$time_local] '
                      '"$request" $status $body_bytes_sent '
                      '"$http_referer" "$http_user_agent" '
                      '$request_time';

    # 全局访问日志
    access_log  /usr/local/openresty/nginx/logs/access.log  main;
    error_log   /usr/local/openresty/nginx/logs/error.log   warn;

    # 引入 conf.d 或 sites-available 下的配置
    include conf.d/*.conf;
    include sites-available/*.conf;
}