add play for cleaning up unused Docker data

playbooks/maintenance.yaml

@@ -8,3 +8,15 @@
   hosts: all
   roles:
     - authorized_keys
+
+- name: Clean up unused Docker data
+  hosts: Docker_Hosts
+  tasks:
+    - name: Clean up unused Docker data
+      community.docker.docker_prune:
+        containers: true
+        images: true
+        networks: true
+        volumes: true
+        builder_cache: true
+      become: true