server {
    listen 80;
    server_name localhost;
    
    # gzip 压缩
    gzip on;
    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types text/plain text/css text/xml application/json application/javascript application/rss+xml application/atom+xml image/svg+xml;
    
    # 静态资源目录
    root /usr/share/nginx/html;
    index index.html;
    
    # 健康检查端点
    location /health {
        access_log off;
        return 200 'ok';
        add_header Content-Type text/plain;
    }
    
    # 静态资源缓存（JS/CSS/图片）
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
        access_log off;
    }
    
    # Vue Router history 模式支持
    location / {
        try_files $uri $uri/ /index.html;
    }
    
    # 禁止访问隐藏文件
    location ~ /\. {
        deny all;
        access_log off;
        log_not_found off;
    }
}