refactor: app service on top

compose.yml

@@ -2,43 +2,6 @@
 version: "3.8"
 
 services:
-  db:
-    image: postgres:9.6-alpine
-    networks: &internalNetwork
-      - internal_network
-    volumes:
-      - postgres:/var/lib/postgresql/data
-    secrets:
-      - db_password
-    environment:
-      - POSTGRES_DB=${DB_NAME}
-      - POSTGRES_PASSWORD_FILE=/run/secrets/db_password
-      - POSTGRES_USER=${DB_USER}
-
-  redis:
-    image: redis:6.2-alpine
-    networks: *internalNetwork
-    healthcheck:
-      test: ["CMD", "redis-cli", "ping"]
-    volumes:
-      - redis:/data
-
-  es:
-    image: docker.elastic.co/elasticsearch/elasticsearch-oss:6.8.17
-    environment:
-      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
-      - "cluster.name=es-mastodon"
-      - "discovery.type=single-node"
-      - "bootstrap.memory_lock=true"
-    networks:
-      - internal_network
-    volumes:
-      - es:/usr/share/elasticsearch/data
-    ulimits:
-      memlock:
-        soft: -1
-        hard: -1
-
   app:
     image: tootsuite/mastodon:v3.4.1
     command: bash -c "rm -f /mastodon/tmp/pids/server.pid; bundle exec rails s -p 3000"
@@ -156,6 +119,43 @@ services:
       - http_proxy # yes, this should be lowercase
       - ALLOW_ACCESS_TO_HIDDEN_SERVICE
 
+  db:
+    image: postgres:9.6-alpine
+    networks: &internalNetwork
+      - internal_network
+    volumes:
+      - postgres:/var/lib/postgresql/data
+    secrets:
+      - db_password
+    environment:
+      - POSTGRES_DB=${DB_NAME}
+      - POSTGRES_PASSWORD_FILE=/run/secrets/db_password
+      - POSTGRES_USER=${DB_USER}
+
+  redis:
+    image: redis:6.2-alpine
+    networks: *internalNetwork
+    healthcheck:
+      test: ["CMD", "redis-cli", "ping"]
+    volumes:
+      - redis:/data
+
+  es:
+    image: docker.elastic.co/elasticsearch/elasticsearch-oss:6.8.17
+    environment:
+      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
+      - "cluster.name=es-mastodon"
+      - "discovery.type=single-node"
+      - "bootstrap.memory_lock=true"
+    networks:
+      - internal_network
+    volumes:
+      - es:/usr/share/elasticsearch/data
+    ulimits:
+      memlock:
+        soft: -1
+        hard: -1
+
   streaming:
     image: tootsuite/mastodon:v3.4.1
     command: node ./streaming