Vibe CodingClaude Code v2.1.49-50 Native Worktree Isolation and Memory Leak FixesClaude Code Changelog·high signalXBlueskyLinkedInCopy linkClaude Code adds --worktree flag, isolation: worktree in agent definitions, WorktreeCreate/WorktreeRemove hooks, background agents, Ctrl+F kill. 8+ memory leak fixes. Parallel multi-agent development is first-class.SourceSource pageClaude Code Changelog↳ Follow the threadPolicy dependency / Stack layerCopilot CLI 1.0.86 stops autopilot from running past an accepted task and recovers sessions from corrupt transcriptsGitHubPolicy dependency / Stack layerOpenAI Agents SDK 0.22.3 aligns conditional approvals with validated tool argumentsGitHub ReleasesPolicy dependency / Stack layerOverlapping VS Code extension writes were leaving ~/.claude/settings.json unparseableGitHubStack layer / Threat patternClaude Code's /code-review drops multi-subagent fan-out for leaner inline prompts on untuned modelsGitHubStack layer / Threat patternClaude Code makes the v2 MCP client and 2026-07-28 negotiation the default on Bedrock, Vertex and FoundryGitHubStack layer / Threat patternDatasette 1.0a40 fixes a table-permission bypass triggered by a trailing newline in the requested table namesimonw/datasette 1.0a40 release notes (via simonwillison.net 2026-09-16)Stack layer / Threat patternMicrosoft Agent Framework 1.19.0 hardens MCP: per-invocation session scoping, ZIP-only skill archives, digest verificationGitHub ReleasesStack layer / Threat patternPattern: identity and account boundaries are now a named class of coding-agent bugGitHub