Run the worker's OPF gate after waiting for the user's push

Commit

peyton-altyesterday

The wait can last minutes; checkpoints queued meanwhile were drained and pushed without the privacy filter the user chose.

Co-Authored-By: Claude Opus 5.5 noreply@anthropic.com Entire-Checkpoint: 01M6KZHZ7NVKK11602592Z8PWN