fix: remove deprecated compose version tag

examples/docmost/docker-compose.yml

@@ -1,5 +1,3 @@
-version: '3'
-
 services:
 
   docmost:
@@ -53,6 +51,8 @@ services:
       - POSTGRES_USER=docmost
       - POSTGRES_PASSWORD=STRONG_DB_PASSWORD
     restart: unless-stopped
+    expose:
+      - 5432
     volumes:
       - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/docmost/database:/var/lib/postgresql/data
     #networks:
@@ -62,6 +62,8 @@ services:
     image: redis:7.2-alpine
     container_name: docmost-redis
     restart: unless-stopped
+    expose:
+      - 6379
     volumes:
       - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/docmost/redis:/data
     #networks: