docker-compose.yml in flipper-0.22.0 vs docker-compose.yml in flipper-0.22.1

@@ -1,34 +1,37 @@
-# postgres:
-#   container_name: flipper_postgres
-#   image: postgres:9.4
-redis:
-  container_name: flipper_redis
-  image: redis:2.8
-mongo:
-  container_name: flipper_mongo
-  image: mongo:3.3
-memcached:
-  container_name: flipper_memcached
-  image: memcached:1.4.33
-app:
-  container_name: flipper_app
-  build: .
-  dockerfile: Dockerfile
-  volumes:
-    - .:/srv/app
-  volumes_from:
-    - bundle_cache
-  links:
-    # - postgres
-    - redis
-    - mongo
-    - memcached
-  environment:
-    - REDIS_URL=redis://redis:6379
-    - MONGODB_HOST=mongo
-    - MEMCACHED_URL=memcached:11211
-bundle_cache:
-  container_name: flipper_bundle_cache
-  image: busybox
-  volumes:
-    - /bundle_cache
+version: "2.4"
+services:
+  # postgres:
+  #   container_name: flipper_postgres
+  #   image: postgres:9.4
+  redis:
+    container_name: flipper_redis
+    image: redis:6.2.5
+  mongo:
+    container_name: flipper_mongo
+    image: mongo:4.4.8
+  memcached:
+    container_name: flipper_memcached
+    image: memcached:1.4.33
+  app:
+    container_name: flipper_app
+    build:
+      context: .
+      dockerfile: Dockerfile
+    volumes:
+      - .:/srv/app
+    volumes_from:
+      - bundle_cache
+    links:
+      # - postgres
+      - redis
+      - mongo
+      - memcached
+    environment:
+      - REDIS_URL=redis://redis:6379
+      - MONGODB_HOST=mongo
+      - MEMCACHED_URL=memcached:11211
+  bundle_cache:
+    container_name: flipper_bundle_cache
+    image: busybox
+    volumes:
+      - /bundle_cache