server {
    listen 80;
    server_name localhost;

    # 静态文件根目录
    root /usr/share/nginx/html;
    index index.html;

    # 禁用缓存
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg)$ {
        add_header Cache-Control "no-cache, no-store, must-revalidate";
        add_header Pragma "no-cache";
        add_header Expires "0";
        try_files $uri $uri/ =404;
    }

    # 处理单页应用路由
    location / {
        try_files $uri $uri/ /index.html;
    }

    error_page 404 /index.html;
    error_page 500 502 503 504 /50x.html;
    location = /50x.html {
        root /usr/share/nginx/html;
    }
}