decommission 9 services: codeserver, ghost, pinchflat, pinry, mmdl, palmr, kanboard, grocy, postiz

Replace deploy tasks with teardown tasks that stop containers and remove
stack directories. Remove Caddy routes and DNS records, with explicit
Route53 deletion for the decommissioned subdomains.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

roles/docker/tasks/communication/postiz.yml

@@ -1,19 +1,11 @@
-- name: make postiz directories
-  ansible.builtin.file:
-    path: "{{ item}}"
-    state: directory
-  loop:
-    - /opt/stacks/postiz
-
-- name: Template out the compose file
-  ansible.builtin.template:
-    src: postiz-compose.yml.j2
-    dest: /opt/stacks/postiz/compose.yml
-    owner: root
-    mode: 644
-
-- name: deploy postiz stack
+---
+- name: Stop and remove postiz stack
   community.docker.docker_compose_v2:
     project_src: /opt/stacks/postiz
-    files:
-    - compose.yml
+    state: absent
+  ignore_errors: true
+
+- name: Remove postiz directory
+  ansible.builtin.file:
+    path: /opt/stacks/postiz
+    state: absent