v0.2.20

silvia-odwyer/photonv0.2.20Mar 12, 2026by QuentinFuxa

AI Summary

Introduces a new Qwen3-ASR backend with forced alignment and language detection, adds an opt-in DiffTracker WebSocket protocol for bandwidth efficiency, and enhances SessionASRProxy with thread-safe per-session language overrides.

Key Highlights

  • Qwen3-ASR Beta backend with forced alignment and auto language detection
  • Opt-in DiffTracker WebSocket protocol (`?mode=diff`) for bandwidth efficiency
  • Thread-safe per-session language override in SessionASRProxy

New Features

  • Qwen3-ASR Beta backend
  • DiffTracker WebSocket protocol
  • SessionASRProxy 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