v# s entry-docker-compose
$ cp .env.sample .env
$ docker-compose run --rm sentry config generate-secret-key
And then set generated key to SENTRY_SECRET_KEY in .env.
If this is a new database, you'll need to run upgrade.
$ docker-compose run --rm sentry upgrade
And create an initial user, if you need.
$ docker-compose up -d
And open http://localhost:9000