server {
    listen 5120;
    listen [::]:5120;
    server_name _;

    root /usr/share/nginx/html;
    index index.html;

    charset utf-8;
    gzip on;
    gzip_types text/css application/javascript application/json image/svg+xml;

    add_header X-Content-Type-Options "nosniff" always;
    add_header X-Frame-Options "DENY" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;

    location /assets/ {
        try_files $uri =404;
        expires 1y;
        add_header Cache-Control "public, immutable";
        add_header X-Content-Type-Options "nosniff" always;
    }

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

    location = /index.html {
        add_header Cache-Control "no-cache";
        add_header X-Content-Type-Options "nosniff" always;
        add_header X-Frame-Options "DENY" always;
        add_header Referrer-Policy "strict-origin-when-cross-origin" always;
    }
}