Read Gmail messages tagged Newsletter or News, optionally filtered by date range or unread status, package the selected email content as NotebookLM sources, create a new NotebookLM notebook, and start generating an audio overview. Use when the user asks to turn recent Gmail newsletters, news emails, unread newsletter mail, or dated newsletter digests into a NotebookLM notebook or audio overview.
Run a sequence of pre-scoped tickets back-to-back, each in its own non-interactive Claude sub-session. Triggers on "/speedrun 41-46".