Sentry requires a fair number of containers. It will be deployed like this:
- sentry_db (PostgreSQL)
- sentry_redis
- sentry_smtp (Exim)
- sentry_web_1 (Django application)
- sentry_worker_1
- sentry_cron
This change doesn't deploy anything but declare the configuration
of all those services.
Reference: https://docs.sentry.io/server/installation/docker/
Ref T1360