nginx.conf

server {
    listen       8081;
    server_name  localhost;

    location / {
        root /var/lib/nginx/html;
        index index.html index.htm;
        try_files $uri $uri/ /index.html;
        add_header X-Frame-Options SAMEORIGIN always;
        add_header X-Content-Type-Options nosniff always;
        add_header Content-Security-Policy "default-src 'self'; img-src 'self' data:; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-eval'; connect-src 'self' *.sentry.io data:" always;
        add_header Referrer-Policy strict-origin-when-cross-origin always;
        add_header Permissions-Policy "accelerometer=(), ambient-light-sensor=(), autoplay=(), battery=(), camera=(), cross-origin-isolated=(), display-capture=(), document-domain=(), encrypted-media=(), execution-while-not-rendered=(), execution-while-out-of-viewport=(), fullscreen=(), geolocation=(), gyroscope=(), keyboard-map=(), magnetometer=(), microphone=(), midi=(), navigation-override=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), screen-wake-lock=(), sync-xhr=(), usb=(), web-share=(), xr-spatial-tracking=(), clipboard-read=(self), clipboard-write=(self), gamepad=(), speaker-selection=(), conversion-measurement=(), focus-without-user-activation=(self), hid=(), idle-detection=(), interest-cohort=(), serial=(), sync-script=(), trust-token-redemption=(), window-placement=(), vertical-scroll=(self)" always;
    }

    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   html;
    }
}