nginx.conf.tmpl

server {
    listen              8080;
    server_name         localhost;

    location ${SUBROUTE} {
        root   /usr/share/nginx/html;
        index  index.html;
        try_files $uri ${SUBROUTE}/index.html;

        # Ensure that non-versioned resources are checked
        # with upstream before using the cached version.
        add_header Cache-Control 'no-cache must-revalidate';
        expires 0;
    }

    location ~ ${SUBROUTE}/favicon.* {
        root   /usr/share/nginx/html;

        # Allow favicons to be cached, although for shorter periods.
        add_header Cache-Control 'public';
        expires 1M;
    }

    location ${SUBROUTE}/static {
        root   /usr/share/nginx/html;

        # Allow versioned resources to be cached freely, since a modification
        # would also change the file name (i.e. they are immutable).
        add_header Cache-Control 'immutable';
        expires 1y;
    }

    location ${SUBROUTE}/api/ {
        add_header Cache-Control 'no-cache must-revalidate';
        expires 0;
        proxy_pass ${API_ENDPOINT};
    }

    location /healthz {
        access_log off;
        return 200 "healthy\n";
    }
}