Final QA queue

Review, recover, and close render jobs without losing the line-level detail.

This is the operator surface for the last mile: monitor queue health, recover stale or failed jobs, review final lines with waveform context, rerender rejects, and only then close the render.

0 awaiting QA0 need recovery0 closed final renders
No non-final renders yet
Preview and realtime history will land here once the studio has some exploratory work to show.