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

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

@@ -12,5 +12,16 @@ services:
       - data:/baserow/data
     ports:
       - "{{http_port}}:80"
+{% include 'templates/docker-networks-for-container.yml.j2' %}
+{% include 'templates/docker-depends-on-central-database.yml.j2' %}
+
+{% include 'templates/docker-redis-service.yml.j2' %}
+
+{% include 'templates/docker-{{ database_type }}-service.yml.j2' %}
+
 volumes:
-  data:
+  data:
+  redis:
+{% include 'templates/docker-database-volume.yml.j2' %}
+
+{% include 'templates/docker-networks-for-role.yml.j2' %}

roles/docker-baserow/templates/env.j2

@@ -8,3 +8,13 @@ EMAIL_SMTP_PORT={{ system_email_smtp_port }}
 EMAIL_SMTP_USER={{ system_email_username }}
 EMAIL_SMTP_PASSWORD={{ system_email_password }}
 EMAIL_SMTP_USE_TLS={{ system_email_tls | upper }}
+
+DATABASE_USER={{ database_username }}
+DATABASE_NAME={{ database_databasename }}
+DATABASE_HOST={{ database_host }}
+DATABASE_PORT=5432
+DATABASE_PASSWORD={{ database_password }}
+
+REDIS_HOST=redis
+REDIS_PORT=6379
+REDIS_PASSWORD=