In TEP-0114: Custom Tasks Beta, we proposed migrating Custom Tasks and Runs to beta. This is an overarching issue to track the work required to promote Custom Tasks to beta.

The work scoped here are blockers for promotion.

• TEP-0114: Custom Tasks Beta - Testing #5156
• TEP-0114: Custom Tasks Beta - References and Specifications #5154
• TEP-0114: Custom Tasks Beta - Support v1beta1.CustomRun #5153
• TEP-0114: Custom Tasks Beta - Conversion from v1alpha1.Run to v1beta1.CustomRun #5443
• TEP-0114: Updating pipelineTask spec to accomodate for CustomRun and Run #5532
• TEP-0114: Custom Tasks Beta - default enable-custom-tasks to "true" #5155
• TEP-0114: Custom Tasks Beta - Documentation #5158

The pull requests completing the above work are here.