add commento postgressql

docker-compose.yml

@@ -252,7 +252,23 @@ services:
 
     networks:
       - appnet
-  
+  commento-postgres:
+    deploy:
+      placement:
+        constraints: [node.labels.com.sigyl.git-stack-data == yes]
+      replicas: 1
+      restart_policy:
+        condition: any
+    image: postgres:11-alpine
+    restart: always
+    environment:
+      POSTGRES_DB: commento
+      POSTGRES_USER: commento
+      POSTGRES_PASSWORD: your_password_here
+    networks:
+      - appnet
+    volumes:
+      - copmmento-postgresql-data:/var/lib/postgresql/data
   guacamole-postgresql:
     # database for guacamole
     deploy:
@@ -375,6 +391,7 @@ volumes:
   registry-data:
   registry-cache-data:
   guacamole-postgresql-data:
+  commento-postgresql-data:
   letsencrypt-git:
   letsencrypt-drone:
   ghost-content: