Run Wiki.js as a rootless Podman Quadlet

wikijs/roles/caddy/tasks/main.yaml

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+---
+# Append this site's block to the shared Caddyfile.
+#
+# The Caddyfile is a bind mount into the Caddy container, so Caddy sees the
+# change as soon as the file is written; the handler only asks Caddy to re-read
+# it. That is a reload, not a restart, so the other hosted sites are untouched.
+#
+# blockinfile is idempotent on its own via the marker, so there is no need to
+# slurp the file and compare first — which also matters because slurp *fails*
+# when the Caddyfile does not exist yet, on a host where the Caddy playbook has
+# not run.
+
+- name: "Add the {{ host }} site block to the Caddyfile"
+  ansible.builtin.blockinfile:
+    path: "{{ caddyfile_path }}"
+    marker: "# {mark} Ansible managed Caddy snippet for {{ host }}"
+    block: "{{ snippet_block }}"
+    create: yes
+    owner: "{{ podman_user }}"
+    group: "{{ podman_user }}"
+    mode: '0644'
+  notify: Reload Caddy