OpenOats 1.81.0 — LM Studio, diarization, and transcript Q&A

Added

• Add LM Studio as a first-class LLM provider across onboarding/settings and provider-aware LLM routing.
• Add ElevenLabs Scribe diarization support and preserve speaker segments through batch transcription.
• Add an Ask tab for saved transcript Q&A using the active LLM provider and transcript context.

Fixed

• Include focused bug and UX fixes from the autonomous issue pass: #646, #650, #645, #647, and #605.
• Fix the transcription recommendation test to assert the selected model dynamically.

Validation

• PR #661 merged into main.
• Post-merge checks for commit b50efbf passed: validate-swift, package-smoke, ui-smoke.