ntfy: protect exposed metrics with global basic auth

Signed-off-by: Solaris-star <820622658@qq.com>

group_vars/matrix_servers

@@ -4407,6 +4407,8 @@ ntfy_container_labels_traefik_enabled: "{{ matrix_playbook_traefik_labels_enable
 ntfy_container_labels_traefik_docker_network: "{{ matrix_playbook_reverse_proxyable_services_additional_network }}"
 ntfy_container_labels_traefik_entrypoints: "{{ traefik_entrypoint_primary }}"
 ntfy_container_labels_traefik_tls_certResolver: "{{ traefik_certResolver_primary }}"
+ntfy_container_labels_traefik_metrics_middleware_basic_auth_enabled: "{{ matrix_metrics_exposure_http_basic_auth_enabled }}"
+ntfy_container_labels_traefik_metrics_middleware_basic_auth_users: "{{ matrix_metrics_exposure_http_basic_auth_users }}"
 
 ntfy_visitor_request_limit_exempt_hosts_hostnames_auto: |
   {{