[task] Add button for default text action in the Output tab

Add a button for the default text action, avoid usual one unnecessary click.

Before:

<img width="918" height="1808" alt="Image" src="https://github.com/user-attachments/assets/3f46c8de-dd9a-4301-b3f6-8e212317bd24" />

After:

<img width="1044" height="1856" alt="Image" src="https://github.com/user-attachments/assets/141152f6-2d80-48a2-8844-7444620a9026" />