chore(panopticon): map mariadb port to host per default

roles/panopticon/defaults/main.yml

@@ -5,6 +5,8 @@ panopticon_db_user: panopticon
 panopticon_db_name: panopticon
 panopticon_db_host: mariadb
 panopticon_db_port: 3306
+panopticon_db_docker_ports:
+  - "172.17.0.1:3306:{{ panopticon_db_port }}"
 panopticon_db_docker_labels: {} #override this
 
 panopticon_version: "no version yet"

roles/panopticon/tasks/main.yml

@@ -14,6 +14,7 @@
       MYSQL_PASSWORD: "{{ panopticon_db_password }}"
     restart_policy: unless-stopped
     labels: "{{ panopticon_db_docker_labels_complete }}"
+    ports: "{{ panopticon_db_docker_ports }}"
 
 - name: launch panopticon
   become: yes