build(docker): update docker build

docker-compose.yaml

@@ -1,3 +1,5 @@
+name: gallery
+
 services:
   redis:
     container_name: gallery-redis
@@ -5,13 +7,13 @@ services:
     stop_grace_period: 3s
     volumes:
       - redis_data:/data
-    command: [ "redis-server", "--bind", "0.0.0.0", "--port", "6379" ]
   app:
     container_name: gallery-app
-    build: .
-    # image: shmyga/gallery
+    image: ${DOCKER_ROOT}/gallery
     environment:
       - REDIS_HOST=redis
+    depends_on:
+      - redis
     ports:
       - 8000:80