This is a backport of the server Atlas Search Indexes project (PM-3179) to 6.0.
Just an FYI that the commands are now available in 6.0 and likely downstream testing will need to be added for that version as well as 7.0+.
Backport search index commands to v6.0
Investigate changes in PM-3357: Backport ability to create and manage Atlas search indexes in the database
Show new helpers in autocomplete and help for 6+ and hide to prev server versions