[FEATURE] Pycharm Claude terminal app: The resume picker should display key hints (↑/↓ to navigate, Enter to select)

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

This just needs to be added to the textual help in the resume picker flow.

Proposed Solution

Add it.

Alternative Solutions

_No response_

Priority

Critical - Blocking my work

Feature Category

CLI commands and flags

Use Case Example

_No response_

Additional Context

_No response_