[Bug] "Live tail" not working due to missing js

[vasilvestre]

Describe the bug
when I click on the log tail button, nothing happens. In console a .js script is missing. It seems related to the themes but there's no documentation about usage.

To Reproduce
Steps to reproduce the behavior:

1. Go to '/admin/scheduled-commands/'
2. Click on 'See log in live'

Expected behavior
'Live view' of log file working.

Screenshots

GET http://www.foo.localhost/_themes/foo/bar/bundles/synoliasyliusschedulercommandplugin/column/index.js net::ERR_ABORTED 404