Use app icon as web page favicon for running app

[xuzuodong]

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1. Is this request related to a challenge you're experiencing? Tell me about your story.

It would be great to use app icon as web page favicon for running app.

Currently it's:

Would be nice if it looks like:

2. Additional context or comments

No response

3. Can you help us with this feature?

• I am interested in contributing to this feature.