Added draft for central postgres and mariadb. variables and networks still need to be adapted

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

@@ -15,7 +15,9 @@ services:
     ports:
       - "{{http_port}}:80"
     depends_on:
+{% if not ( enable_central_database | lower | bool )  %}
       - database
+{% endif %}
       - redis
   worker:
     image: zknt/pixelfed
@@ -29,22 +31,27 @@ services:
       - "bootstrap:/var/www/bootstrap"
       - "./env:/var/www/.env"
     entrypoint: /worker-entrypoint.sh
-    depends_on:
-      - database
-      - redis
-      - application
     healthcheck:
       test: php artisan horizon:status | grep running
       interval: 60s
       timeout: 5s
       retries: 1
+    depends_on:
+      - redis
+      - application
+{% if not ( enable_central_database | lower | bool )  %}
+    
+      - database
 
 {% include 'templates/docker-mariadb-service.yml.j2' %}
+{% endif %}
 
 {% include 'templates/docker-redis-service.yml.j2' %}
 
 volumes:
+{% if not ( enable_central_database | lower | bool )  %}
   database:
+{% endif %}
   redis:
   application_data:
   bootstrap:

roles/docker-pixelfed/templates/env.j2

@@ -56,17 +56,11 @@ MAIL_ENCRYPTION=tls
 
 ## Databases (MySQL)
 DB_CONNECTION=mysql
-DB_DATABASE=pixelfed
-DB_HOST=database
+DB_DATABASE={{database_databasename}}
+DB_HOST={{database_host}}
 DB_PASSWORD="{{pixelfed_database_password}}"
 DB_PORT=3306
-DB_USERNAME=pixelfed
-# pass the same values to the db itself
-MYSQL_DATABASE="pixelfed"
-MYSQL_USER="pixelfed"
-MYSQL_PASSWORD="{{pixelfed_database_password}}"
-MYSQL_ROOT_PASSWORD="{{pixelfed_database_password}}"
-MARIADB_AUTO_UPGRADE="1"
+DB_USERNAME={{database_username}}
 
 ## Cache (Redis)
 REDIS_CLIENT=phpredis