style: add YAML document start markers to Ansible playbooks and tasks

config/ansible/tasks/servers/server.yml

@@ -1,3 +1,4 @@
+---
 - name: Server setup
   block:
     - name: Ensure server common packages are installed

config/ansible/tasks/servers/services/caddy/caddy.yml

@@ -1,3 +1,4 @@
+---
 - name: Deploy Caddy service
   block:
     - name: Set Caddy directories

config/ansible/tasks/servers/services/gitea/gitea.yml

@@ -1,3 +1,4 @@
+---
 - name: Deploy Gitea service
   block:
     - name: Set Gitea directories

config/ansible/tasks/servers/services/golink/golink.yml

@@ -1,3 +1,4 @@
+---
 - name: Deploy GoLink service
   block:
     - name: Set GoLink directories

config/ansible/tasks/servers/services/hoarder/hoarder.yml

@@ -1,3 +1,4 @@
+---
 - name: Deploy Hoarder service
   block:
     - name: Set Hoarder directories

config/ansible/tasks/servers/services/immich/immich.yml

@@ -1,3 +1,4 @@
+---
 - name: Deploy Immich service
   block:
     - name: Set Immich directories

config/ansible/tasks/servers/services/services.yml

@@ -1,3 +1,4 @@
+---
 - name: Include caddy tasks
   ansible.builtin.include_tasks: caddy/caddy.yml
   when: caddy_enabled|bool

config/ansible/tasks/servers/zfs.yml

@@ -1,3 +1,4 @@
+---
 - name: Install ZFS
   ansible.builtin.package:
     name: