nginx

root path; / alias path; / try_files;

server {
    listen 80;
    server_name app.example.com;
    root /var/www/app/dist;
    index index.html;

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

http {
    gzip on;
    gzip_types text/css application/javascript image/svg+xml;
    gzip_min_length 1000;

    server {
        location ~* \.(css|js|jpg|png|woff2)$ {
            expires 1y;
            add_header Cache-Control "public, immutable";
        }
    }
}

location /downloads/ {
    alias /data/files/;
    autoindex on;
    autoindex_exact_size off;
    autoindex_localtime on;
}