Generate WordPress compose from the site list during provision.

Each host mounts wp-content and gets a compose file from inventory instead of a hand-copied one. Also allow LAN TCP 8020 so abc_voice is reachable through UFW.

README.md

@@ -43,6 +43,11 @@ See [IMPLEMENTATION.md](IMPLEMENTATION.md) for full architecture, CI/CD plan, an
 
 Observability (Alloy → Loki / Prometheus → Grafana): [docs/OBSERVABILITY.md](docs/OBSERVABILITY.md) · [docs/GRAFANA_USAGE.md](docs/GRAFANA_USAGE.md)
 
+WordPress (MariaDB on TrueNAS): [docs/WORDPRESS.md](docs/WORDPRESS.md).
+Provision mounts each site's `wp-content` and writes its compose file from
+[inventory/wordpress_sites.yml](inventory/wordpress_sites.yml). Start the
+containers by hand (adama first).
+
 Provision installs **Alloy** on every host. On **ai-server-4080** it also starts
 the central **Loki / Prometheus / Grafana** stack (`observability_stack: true`).