server {
    listen 80;
    server_name localhost;
    root /app;
    index index.html;

    autoindex on;
    autoindex_format html;

    location ~* \.(md)$ {
        add_header Content-Type text/plain;
    }

    location ~* \.(png|jpg|jpeg|gif|svg|ico)$ {
        expires 30d;
        add_header Cache-Control "public, immutable";
    }

    location ~* \.(html)$ {
        add_header Content-Type text/html;
    }

    location / {
        try_files $uri $uri/ =404;
    }
}