[FEATURE] Add a setting to exit with a single Ctrl+D instead of pressing it twice

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

[[FEATURE] Add a setting to exit with a single Ctrl+D instead of pressing it twice](https://github.com/anthropics/claude-code/issues/79453#issue-4929949979)

Proposed Solution

https://github.com/anthropics/claude-code/issues/79453#issue-4929949979

Alternative Solutions

_No response_

Priority

Critical - Blocking my work

Feature Category

CLI commands and flags

Use Case Example

_No response_

Additional Context

_No response_