Implemented vars, tasks and templates for central database setup until mastodon role

roles/docker-yourls/tasks/main.yml

@@ -1,12 +1,15 @@
 ---
+- name: include docker vars
+  include_vars: vars/docker-database-service.yml.j2
+
+- name: create central database
+  include_role:
+    name: docker-{{database_type}}
+  when: enable_central_database | bool
+
 - name: "include tasks nginx-docker-proxy-domain.yml"
   include_tasks: nginx-docker-proxy-domain.yml
 
-- name: create database in central MariaDB
-  include_role:
-    name: docker-mariadb
-  when: enable_central_database | bool
-
 - name: "create {{docker_compose_instance_directory}}"
   file:
     path: "{{docker_compose_instance_directory}}"

roles/docker-yourls/templates/docker-compose.yml.j2

@@ -20,11 +20,8 @@ services:
     depends_on:
       - database
 
-{% include 'templates/docker-mariadb-service.yml.j2' %}
+{% include 'templates/docker-{{ database_type }}-service.yml.j2' %}
 
 volumes:
   database:
 {% endif %}
-networks:
-  default:
-    driver: bridge

roles/docker-yourls/vars/main.yml

@@ -1,6 +1,3 @@
 docker_compose_project_name:    	  "yourls"
-docker_compose_instance_directory:  "{{path_docker_compose_instances}}{{docker_compose_project_name}}/"
-database_host:      	              "database"
-database_databasename:              "{{docker_compose_project_name}}"
-database_username:  	              "{{docker_compose_project_name}}"
+database_type:                      "mariadb"
 database_password:  	              "{{yourls_database_password}}"