Merge branch '307-bootstrap-toolbox' into 'django'

dev-toolbox added to the container list in bootstrap script.

Closes #307

See merge request !167
1 job for django in 1 second (queued for 3 seconds)
Name Stage Failure
bootstrap Build
Experimental: false
Insecure Registries:
Live Restore Enabled: false

WARNING: No swap limit support
$ apk update
bash: line 75: apk: command not found
ERROR: Job failed: exit status 1