[FEATURE] Status line updates when thinking mode is toggled OR Keep the built-in thinking indicator visible permanently

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

I'd like to see the thinking indicator permanently or have a way to add it to the status line

Proposed Solution

I'd like to see the thinking indicator permanently or have a way to add it to the status line

Alternative Solutions

_No response_

Priority

Critical - Blocking my work

Feature Category

CLI commands and flags

Use Case Example

_No response_

Additional Context

_No response_