feat(vscode): add agent action timeline undo - #887
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Session snapshots and the scratch test.txt were captured during manual testing and should not ship with the feature. Co-authored-by: Cursor <cursoragent@cursor.com>
AryanNandanwar
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will-lamerton
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August 17, 2026 20:40
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Timeline capture now calls toolManager.isReadOnly() during tool execution. The queued-tools spec mock omitted that method, so four tests failed in CI with "isReadOnly is not a function". Co-authored-by: Cursor Agent <cursoragent@cursor.com>
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Description
Adds an action timeline to the VS Code sidebar chat so users can click a prior mutating tool step and revert workspace files plus conversation history back to that checkpoint. Closes #809.
Type of Change
Changeset
pnpm changeset) describing this change for the changelogDocs-only or internal chores need no changeset (or run
pnpm changeset --emptyto note that intentionally).Testing
Automated Tests
.spec.ts/tsxfilespnpm test:allcompletes successfully)Manual Testing
Checklist