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v0.2.20

puckeditor/puckv0.2.20Mar 12, 2026by QuentinFuxa

AI Summary

This release introduces a new ASR backend (Qwen3-ASR Beta) with advanced features like ForcedAligner word-level timestamps, and adds a DiffTracker for bandwidth-efficient WebSocket diffing.

Key Highlights

  • Qwen3-ASR Beta backend
  • DiffTracker snapshot-then-diff WebSocket protocol
  • SessionASRProxy thread-safe language override

New Features

  • Qwen3-ASR Beta backend
  • DiffTracker opt-in WebSocket protocol
  • SessionASRProxy per-session language override

Full Release Notes

## Core
- **Qwen3-ASR Beta** : New backend with ForcedAligner word-level timestamps, auto language detection, and Whisper-style model aliases
- **DiffTracker** : Opt-in snapshot-then-diff WebSocket protocol (`?mode=diff`) for bandwidth efficiency
- **SessionASRProxy** : Thread-safe per-session language override