[FEATURE] do not remove the worktree at all after ending a session ran with -w

Preflight Checklist

• [x] I have searched existing requests and this feature hasn't been requested yet
• [x] This is a single feature request (not multiple features)

Problem Statement

I accidentally ended a session with ctrl c twice and that led to the worktree being deleted and no way to recover it that I can find. Lost a bunch of work and time.

Proposed Solution

Don't delete the worktree please. Assume the user wants to keep it and let them handle the cleanup if they want it gone.

Alternative Solutions

Don't delete it.

Priority

High - Significant impact on productivity

Feature Category

CLI commands and flags

Use Case Example

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Additional Context

_No response_