Add the Yamtrack playbook

yamtrack/roles/yamtrack/handlers/main.yaml

@@ -0,0 +1,20 @@
+---
+# All handlers run as the connection user ({{ podman_user }}), so systemctl
+# --user works without setting XDG_RUNTIME_DIR.
+
+- name: Reload systemd user units
+  ansible.builtin.command: systemctl --user daemon-reload
+  changed_when: true
+  listen: Reload systemd user units
+
+# A changed environment file or unit file changes the generated unit, so
+# Yamtrack is recreated. The database is a bind mount and the rest of /yamtrack
+# is image content, so a recreate loses nothing — but it is a few seconds of
+# downtime for the one site.
+- name: Restart Yamtrack
+  ansible.builtin.systemd_service:
+    name: "{{ unit_name }}"
+    scope: user
+    state: restarted
+    daemon_reload: true
+  listen: Restart Yamtrack