UI1.This box should not be displayed when the wallet is not connected.2.After connecting to the wallet, click this box and the wallet will be disconnected directly. In some other projects I have experienced, clicking here usually displays options such as balance information, switching wallets, disconnecting, etc.3.After I input the amount, the approve button should be highlight, When displayed unhighlighted, it should be unclickable4.If I approve successfully,the buy button should be highligh...