- Introduced WebKit's URL parser for fetch() and added support for file: URLs, plus new concurrency features like a concurrent transpiler and MessageChannel/Port APIs.
- Improved performance with async readFile/readdir, faster bun:sqlite, upgraded WebKit, and start‑time build tool optimizations.
- Added numerous bug fixes (e.g., file mode handling, workspace aliasing, TLS fixes) and updated documentation, including guides and API docs.
Community impact
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