Remaining usage display

What variant of Codex are you using?

app

What feature would you like to see?

The remaining usage information of codex is hidden too deeply. You can directly display a remaining icon similar to battery level in the tool's avatar bar, which is clear and convenient for viewing

Additional information

<img width="323" height="247" alt="Image" src="https://github.com/user-attachments/assets/265e4e30-73aa-4b9b-80af-bda0ba522e37" />

<img width="476" height="106" alt="Image" src="https://github.com/user-attachments/assets/79b72d92-3dfc-4118-9315-5fc337d11c9d" />