server {
    listen 80;
    server_name _;
    root /usr/share/nginx/html;
    index index.html;

    server_tokens off;
    charset utf-8;

    gzip on;
    gzip_comp_level 6;
    gzip_types text/css text/csv application/javascript application/json;

    auth_basic "Interval Viz";
    auth_basic_user_file /etc/nginx/.htpasswd;

    location / {
        try_files $uri $uri/ =404;
        include /etc/nginx/security-headers.conf;
    }

    # data/ is listed as JSON so the UI can discover the CSV files
    location /data/ {
        autoindex on;
        autoindex_format json;
        default_type text/csv;
        include /etc/nginx/security-headers.conf;
    }

    # unauthenticated liveness probe for the container healthcheck
    location = /healthz {
        auth_basic off;
        access_log off;
        default_type text/plain;
        return 200 "ok\n";
    }
}