[FEATURE] Shift+Arrow hotkey for prompt editor nativation

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

When editing a large prompt having to hold the arrow key to reach the place in a prompt is tedious.

Proposed Solution

Adding shift+arrow hotkey to skip words would be helpful.

Alternative Solutions

_No response_

Priority

Low - Nice to have

Feature Category

Interactive mode (TUI)

Use Case Example

_No response_

Additional Context

_No response_