Application Group in Marathon JSON

gistfile1.js

{
	"id": "/my-app",
	"groups": [{
		"id": "databases",
		"apps": [{
			"id": "redis",
			"container": {
				"type": "DOCKER",
				"docker": {
					"image": "dockerfile/redis",
					"network": "BRIDGE",
					"portMappings": [
						{ "containerPort": 6379, "hostPort": "4711", "protocol": "tcp"}
					]
				}
			},
			"cmd": "redis-server /etc/redis/redis.conf --requirepass foo",
			"env": {
			},
			"cpus": 0.2,
			"mem": 128.0,
			"instances": 1,
			"healthChecks": [{
				"protocol": "COMMAND",
				"command": { "value": "redis-cli -h $HOST -p $PORT0 -a $REDIS_PASSWORD -n 1 PING | grep PONG " },
				"gracePeriodSeconds": 10,
				"intervalSeconds": 10,
				"portIndex": 0,
				"timeoutSeconds": 10,
				"maxConsecutiveFailures": 3
			}]
		}]
	},{
		"id": "services",
		"dependencies": ["../databases"],
		"apps": [{
			"id": "backend",
			"container": {
				"type": "DOCKER",
				"docker": {
					"image": "backend",
					"network": "BRIDGE",
					"portMappings": [
						{ "containerPort": 8080, "protocol": "tcp"}
					]
				}
			},
			"env": {
			},
			"cpus": 2,
			"mem": 512,
			"instances": 10,
			"healthChecks": [{
				"protocol": "COMMAND",
				"command": { "value": "curl -f -X GET http://$HOST:$PORT0/health" },
				"path": "/health",
				"gracePeriodSeconds": 10,
				"intervalSeconds": 10,
				"portIndex": 0,
				"timeoutSeconds": 10,
				"maxConsecutiveFailures": 3
			}],
			"minimumHealthCapacity": 0.6
		}, {
			"id": "worker",
			"container": {
				"type": "DOCKER",
				"docker": {
					"image": "worker",
					"network": "BRIDGE"
				}
			},
			"env": {
			},
			"cpus": 0.1,
			"mem": 256.0,
			"instances": 8,
			"minimumHealthCapacity": 0.5
		}, {
			"id": "beat",
			"container": {
				"type": "DOCKER",
				"docker": {
					"image": "beat",
					"network": "BRIDGE"
				}
			},
			"env": {
			},
			"cpus": 0.1,
			"mem": 256.0,
			"instances": 1
		}]
	}]
}