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Sweep 25 Sep 2026 · 19:33Z Build v2.1.283 504 read Stable v2.1.274 Latest v2.1.283 Next v2.1.283 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.280 ·

Self-update bundle verification and syncing gains worktree-commit-aware 'link' checks

Client self-update now validates chained bundles and syncs lightweight 'link' records tied to a worktree commit

Group of 2 Under the hood Internal Changes
JSON All of v2.1.280
Under the hoodTier: how much it should matter to you
2Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
ElsewhereArea: what it touches
Internal ChangesKind: in v2.1.280,
Internal ChangesSection of the release

What

  • Two new internal functions validate a client self-update "chain": one checks whether an update chain is well-formed or absent, and another classifies a chained bundle record as single, invalid (with reasons absent, ahead, or untied), or links, by comparing generation, worktreeCommit, sha256, and size against the current bundle.
  • The directory-sync transport used between laptop and worker machines gained putLink/getLink methods, keyed by generation and worktreeCommit, alongside the existing putOutbound/getInbound methods used for full content sync.

Why This adds a lighter-weight way to verify and sync update-bundle identity between machines, without needing to transfer full directory content each time.

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