Add matrix authentication service role

roles/matrix_authentication_service/tasks/main.yaml

@@ -0,0 +1,16 @@
+---
+- name: Matrix authentication service container
+  ansible.builtin.import_role:
+    name: service
+  vars:
+    service_name: matrix-authentication-service
+    service_container_image: "ghcr.io/element-hq/matrix-authentication-service:latest"
+    service_container_additional_networks: "{{ matrix_authentication_service_additional_networks }}"
+    service_database_type: postgres
+    service_postgres_tag: "{{ matrix_authentication_service_postgres_tag }}"
+    service_container_mounts:
+      - type: template
+        source: config.yaml.j2
+        destination: /config.yaml
+    service_container_http_port: 8080
+    service_domains: "{{ [matrix_authentication_service_domain] }}"