## Bun v1.2.20

- 種別: release
- 関連技術: bun, nodejs
- 公開日時: 2025-08-10T10:00:00.000Z
- 情報源: Bun Blog (https://bun.com/blog/bun-v1.2.20)
- パーマリンク: https://vulnpulse.app/items/bun-d2bead4c2893

Fixes 141 issues (addressing 429 👍). Reduced idle CPU usage. Improved `bun:test` diffing. Automatic `ETag` and `If-None-Match` in static routes for `Bun.serve`. 40x faster `AbortSignal.timeout`. Windows long path support. `WebAssembly.compileStreaming` and `WebAssembly.instantiateStreaming`. Many, many reliability improvements.