expose db connect to localhost for backups

roles/npm/tasks/main.yml

@@ -30,6 +30,9 @@
       - /home/{{ system_user_name }}/docker/npm/db:/var/lib/mysql
     networks:
       - name: npm_internal
+    ports:
+      - "{{ BORGMATIC_BACKUP_HOST }}:{{ BORGMATIC_NPM_MYSQL_PORT }}:{{ NPM_MYSQL_PORT }}"
+
 
 - name: Create NPM Container
   community.docker.docker_container: