Data Volumes and Taigra

Newbie - but having issues with the following compose document when using the web UI
UI just hangs ???

from: https://hub.docker.com/r/htdvisser/taiga-front-dist/

data:
image: tianon/true
volumes:
- /var/lib/postgresql/data
- /usr/local/taiga/media
- /usr/local/taiga/static
- /usr/local/taiga/logs
db:
image: postgres
environment:
POSTGRES_USER: taiga
POSTGRES_PASSWORD: password
volumes_from:
- data
taigaback:
image: htdvisser/taiga-back:stable
hostname: dev.example.com
environment:
SECRET_KEY: examplesecretkey
EMAIL_USE_TLS: True
EMAIL_HOST: smtp.gmail.com
EMAIL_PORT: 587
EMAIL_HOST_USER: youremail@gmail.com
EMAIL_HOST_PASSWORD: yourpassword
links:
- db:postgres
volumes_from:
- data
taigafront:
image: htdvisser/taiga-front-dist:stable
hostname: dev.example.com
links:
- taigaback
volumes_from:
- data
ports:
- 0.0.0.0:80:80

You need to add a sidekick label when you are launching services that use volumes-from. This ensures that your containers are being launched on the same host.

http://docs.rancher.com/rancher/rancher-compose/#sidekicks