How to achive this effect?

### **Description**
Hi ! In the browser (safari), how does dapp open metamask, and open the browser of metamask.
for example:
https://user-images.githubusercontent.com/17617821/168478067-f66493eb-1375-48e5-8783-ae4c4c8a7e98.MP4

Start with the linked video and the described Safari-to-MetaMask browser flow. No source file, test, or concrete change is identified; clarify whether the expected outcome is documentation or an implementation, and define what behavior would count as complete.

Written by the indexing model from the issue text.