improvement(chat): rename "Branch in new chat" to "Fork in new chat"

[j15z]

Summary

• Rename the message action copy from "Branch in new chat" to "Fork in new chat" (tooltip + aria-label)

Type of Change

• Improvement

Testing

Copy-only change; biome check passes on the changed file. These were the only two occurrences of the old copy in the repo.

Checklist

• Code follows project style guidelines
• Self-reviewed my changes
• Tests added/updated and passing
• No new warnings introduced
• I confirm that I have read and agree to the terms outlined in the Contributor License Agreement (CLA)

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1 Skipped Deployment

Project	Deployment	Actions	Updated (UTC)
docs	Skipped		Aug 8, 2026 6:07pm

[cursor]

PR Summary

Low Risk
Copy-only accessibility and tooltip text; no logic or API changes.

Overview
Updates the message action tooltip and aria-label from "Branch in new chat" to "Fork in new chat" so the UI matches existing fork behavior (useForkMothershipChat, error toast "Failed to fork chat").

^{Reviewed by Cursor Bugbot for commit beb068f. Bugbot is set up for automated code reviews on this repo. Configure here.}

[greptile-apps]

Greptile Summary

This PR updates the chat-fork action’s tooltip and accessible label to use “Fork in new chat,” aligning the UI copy with the underlying action.

• Renames the button’s aria-label.
• Renames the matching visible tooltip.

Confidence Score: 5/5

The PR appears safe to merge.

The change only updates matching tooltip and accessibility text for the existing fork action, with no behavioral, security, or contract regressions identified.

Important Files Changed

Filename	Overview
apps/sim/app/workspace/[workspaceId]/components/message-actions/message-actions.tsx	Consistently updates both visible and assistive copy without altering component behavior.

_{Reviews (1): Last reviewed commit: "improvement(chat): rename "Branch in new..." | Re-trigger Greptile}