Add-DbaAgDatabase - Fix step 4 (JoinAvailablityGroup) for versions 2012 and 2014 by @andreasjordan
Add GitHub Tests to perform docker migration and mirroring from Linux runner by @potatoqualitee
Rename-DbaLogin - Check if user exists before attempting to rename it, require Force to rename db users too by @potatoqualitee
Get- / Test- / Set-DbaPowerPlan - Complete redesign to reduce duplicate code by @andreasjordan
New commands - Get-DbaDbFileGrowth and Set-DbaDbFileGrowth by @potatoqualitee
Connect-DbaInstance / new code path - General improvements by @andreasjordan