v2.9.1

Summary

• Added a desktop flag for type checking, registered deep‑link URL schemes at bundle time, and upgraded Laufey to version 0.5.0.
• Fixed a wide range of desktop and extension issues, including default window titles, SvelteKit adapter validation, symlink resolution, macOS tray icon visibility, ZSTD compression for AppImage, node:net Unix socket permissions, TLS close...
• Improved performance in WebIDL method checks, fetch response reconstruction, and HTTP chunked write coalescing, and added new PerformanceObserver types.