[custom wallet] update to 2.x, how to add a connector for custom wallet & how to use getUri when is an async function

[fedCat2024]

when i update to 2.x, i found that:

1. how to add a connector for a custom wallet
   in 1.x it has a connector attribute, as below

2. getUri is now sync function.
   in 1.x is a promise, as below

this is my 1.x code:

how to update to 2.x?

[magiziz]

@fedCat2024 Here is a safeWallet example. You can also look at our docs here. Let me know if this helps 👍