let
  port = 5002;
  certloc = "/var/lib/acme/fi33.buzz";
in
{
  services = {
    ntfy-sh = {
      enable = true;
      settings = {
        base-url = "https://ntfy-sh.fi33.buzz";
        listen-http = ":${toString port}";
        behind-proxy = true;
      };
    };

    caddy.virtualHosts."ntfy-sh.fi33.buzz".extraConfig = ''
      forward_auth unix//run/tailscale-nginx-auth/tailscale-nginx-auth.sock {
        uri /auth
        header_up Remote-Addr {remote_host}
        header_up Remote-Port {remote_port}
        header_up Original-URI {uri}
        copy_headers {
          Tailscale-User>X-Webauth-User
          Tailscale-Name>X-Webauth-Name
          Tailscale-Login>X-Webauth-Login
          Tailscale-Tailnet>X-Webauth-Tailnet
          Tailscale-Profile-Picture>X-Webauth-Profile-Picture
        }
      }
      reverse_proxy localhost:${toString port}
      tls ${certloc}/cert.pem ${certloc}/key.pem {
        protocols tls1.3
      }
    '';
  };
}