upstream app {
    server                  $APPLICATION;
}

 include                    /etc/nginx/include/upstream.conf;


server {
    listen                  80;
    include                 /etc/nginx/mime.types;
    include                 /etc/nginx/include/csp.conf;

    location / {
        proxy_pass          http://app;

        proxy_http_version  1.1;
        proxy_set_header    Upgrade $http_upgrade;
        proxy_set_header    Connection 'upgrade';
        proxy_set_header    Host $host;
        proxy_cache_bypass  $http_upgrade;

        include             /etc/nginx/include/security-headers.conf;
    }

    location = /health {
        access_log          off;
        add_header          'Content-Type' 'application/json';
        return              200 'UP';
    }

    include /etc/nginx/include/location.conf;
}