[FEATURE] Claude桌面版希望增加 steer / mid-turn guidance（对标 Codex）」

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

1

Proposed Solution

1

Alternative Solutions

_No response_

Priority

High - Significant impact on productivity

Feature Category

Other

Use Case Example

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Additional Context

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