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

    add_header Access-Control-Allow-Origin *;

    location ~* \.(js|mjs|css)$ {
        add_header Cache-Control "no-cache, no-store, must-revalidate";
        add_header Pragma "no-cache";
        add_header Access-Control-Allow-Origin *;
        expires 0;
        default_type application/javascript;
    }

    location / {
        try_files $uri $uri/ /index.html;
    }
}