Sang

Update Bitcoin QR Code URI in book to match the actual URI

2

When scanning [the QR code(mbc3_0201.png)](https://github.com/bitcoinbook/bitcoinbook/blob/6d1c26e1640ae32b28389d5ae4caf1214c2be7db/images/mbc3_0201.png) in the book, the obtained URI does not match the actual URI. This is a pull request to update the content in the book to...

Issue with USD Price Not Displaying Correctly in SwapDetail's SwapLineItemType.EXCHANGE_RATE

1

When clicking on the "Rate" section, the USD value does not update correctly. This issue seems to have occurred due to the deprecation of the useUSDPrice function. . . ....