Add restart policy to docker services

docker-compose.yml

@@ -1,24 +1,32 @@
 version: '3.4'
+
 x-db_user: &db_user
   depends_on: ["db", "redis"]
+
 x-rails: &rails
   image:    farmbot_web
-  env_file: .env
   volumes:
     - .:/farmbot
     - ./docker_volumes/bundle_cache:/bundle
+
+x-base_config: &base_config
+  env_file: .env
+  restart: unless-stopped
+
 services:
   redis:
+    <<: *base_config
     image: redis
     volumes:
      - ./docker_volumes/redis/data:/data
      - ./docker_volumes/redis/conf:/usr/local/etc/redis
     ports: ["6379:6379"]
   db:          # ====================
+    <<: *base_config
     image: postgres
     volumes: ["./docker_volumes/db:/var/lib/postgresql/data"]
-    env_file: .env
   web:         # ====================
+    <<: *base_config
     <<: *db_user
     <<: *rails
     build:
@@ -27,6 +35,7 @@ services:
     command: bash -c "rm -f tmp/pids/server.pid && bundle exec rails s -e development -p 3000 -b 0.0.0.0"
     ports: ["3000:3000"] # Web / API
   mqtt:        # ====================
+    <<: *base_config
     build:
       context: ./docker_configs
       dockerfile: rabbitmq.Dockerfile
@@ -37,25 +46,27 @@ services:
      - "3002:15675"  # MQTT over WebSockets
      - "15672:15672" # Management API
     depends_on: ["web"]
-    env_file:   .env
     environment:
      - RABBITMQ_CONFIG_FILE=/farmbot/farmbot_rmq_config
     volumes:
      - ./docker_volumes/rabbit:/farmbot
   webpack:     # ====================
+    <<: *base_config
     <<: *rails
     command: ./node_modules/.bin/webpack-dev-server --config config/webpack.config.js
     ports: ["3808:3808"] # Webpack Dev Server
   delayed_job: # ====================
+    <<: *base_config
     <<: *rails
     depends_on: ["db","mqtt"]
     command: bundle exec rake jobs:work
-    restart: "always"
   log_digests: # ====================
+    <<: *base_config
     <<: *rails
     <<: *db_user
     command: bundle exec rake api:log_digest
   rabbit_jobs: # ====================
+    <<: *base_config
     <<: *rails
     depends_on: ["db","mqtt"]
     command: bundle exec rails r lib/rabbit_workers.rb