service: Support connecting containers to tailscale network

roles/service/tasks/main.yaml

@@ -5,14 +5,21 @@
 - name: Database for {{ service_name }}
   ansible.builtin.include_tasks: database.yaml
   when: _service_setup_database
-
 - name: Redis for {{ service_name }}
   ansible.builtin.include_tasks: redis.yaml
   when: service_redis
 
 - name: Secrets for {{ service_name }}
   ansible.builtin.include_tasks: secrets.yaml
-  when: _service_container_secrets | length > 0
+  when: _service_container_secrets | length > 0 or service_tailscale
+
+- name: Tailscale for {{ service_name }}
+  ansible.builtin.include_tasks: tailscale.yaml
+  when: service_tailscale
+  vars:
+    _service_tailscale_container_name: "{{ service_name }}"
+    _service_tailscale_networks: "{{ _service_networks }}"
+    _service_tailscale_hostname: "{{ service_name }}"
 
 - name: Template mounts for {{ service_name }}
   ansible.builtin.include_tasks: host_mounts.yaml
@@ -20,7 +27,10 @@
 
 - name: Additional containers for {{ service_name }}
   ansible.builtin.include_tasks: additional.yaml
-  when: _service_additional_containers | length > 0
+  loop: "{{ _service_additional_containers }}"
+  loop_control:
+    loop_var: _service_additional_container
+    index_var: _service_additional_container_index
 
 - name: Native socket for {{ service_name }}
   ansible.builtin.include_role: