Rename should show the name at all times

[ificator]

Describe the feature or problem you'd like to solve

When you "rename" a session in Claude Code it shows it all the time so it's obvious what session you're. Copilot CLI should do the same.

Proposed solution

────────────────────────────────────────────────────────────────────────────────────────────────────────My Session──
❯                                                                                                                                                                                                                
────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
 ctrl+c / right-click copy                                                                                                                                                                               GPT-5.5

Example prompts or workflows

No response

Additional context

No response