implemented listmonk base role

roles/docker-listmonk/templates/config.toml.j2

@@ -3,7 +3,7 @@
 # of localhost will only listen to connections from the current machine. To
 # listen on all interfaces use '0.0.0.0'. To listen on the default web address
 # port, use port 80 (this will require running with elevated permissions).
-address = "localhost:9000"
+address = "0.0.0.0:9000"
 
 # BasicAuth authentication for the admin dashboard. This will eventually
 # be replaced with a better multi-user, role-based authentication system.
@@ -14,10 +14,10 @@ admin_password = "listmonk"
 
 # Database.
 [db]
-host = "localhost"
+host = "listmonk_db"
 port = 5432
 user = "listmonk"
-password = "listmonk"
+password = "{{listmonk_database_password}}"
 
 # Ensure that this database has been created in Postgres.
 database = "listmonk"

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

@@ -8,20 +8,20 @@ x-app-defaults: &app-defaults
   restart: unless-stopped
   image: listmonk/listmonk:latest
   ports:
-    - "9000:9000"
+    - "127.0.0.1:{{http_port}}:9000"
   networks:
     - listmonk
   environment:
     - TZ=Etc/UTC
 
 x-db-defaults: &db-defaults
-  image: postgres:13
+  image: postgres:13-alpine
   ports:
     - "9432:5432"
   networks:
     - listmonk
   environment:
-    - POSTGRES_PASSWORD=listmonk
+    - POSTGRES_PASSWORD={{listmonk_database_password}}
     - POSTGRES_USER=listmonk
     - POSTGRES_DB=listmonk
   restart: unless-stopped
@@ -47,6 +47,7 @@ services:
       - db
     volumes:
       - ./config.toml:/listmonk/config.toml
+
 networks:
   listmonk: