v2.19.3

QwenAudio/CosyVoicev2.19.3Jun 4, 2026by mvaligursky

AI Summary

A maintenance release fixing critical issues with script registration collisions and improving the stability of module exports.

Key Highlights

Resolved ESM script registration collisions involving names and subclass names.
Implemented a Map-based script registry to guard against reserved names.
Fixed preservation of live bindings for mutable UMD exports (pc.app).

Full Release Notes

## Fixes

* Fix ESM script registration by name and subclass name collision by @mvaligursky in #8831
* Use a Map for the script registry and guard reserved names in add() by @mvaligursky in #8835
* Preserve live bindings of mutable UMD exports (pc.app) by @mvaligursky in #8837

### Contributors

* @mvaligursky

**Full Changelog**: https://github.com/playcanvas/engine/compare/v2.19.2...v2.19.3