server {
    listen 80;
    server_name _;
    root /usr/share/nginx/html;
    index index.html;

    # Vue Router history 模式：所有路径回退到 index.html
    location / {
        try_files $uri $uri/ /index.html;
    }

    # 静态资源长缓存
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff2?|ttf|eot)$ {
        expires 30d;
        add_header Cache-Control "public, immutable";
    }

    # gzip 压缩
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_types
        text/plain
        text/css
        text/xml
        text/javascript
        application/javascript
        application/json
        application/xml
        application/xml+rss
        image/svg+xml;
}