* Refactor logic for calculating due amount of invoices
* Remove Money type from the accounting
* Fix tests
* Fix a corner case
* fix bug
* Rename PaymentCurrency to Currency
* Fix bug
* Rename PaymentCurrency -> Currency
* Payment objects should have access to the InvoiceEntity
* Set Currency USD in tests
* Simplify some code
* Remove useless code
* Simplify code, kukks comment
* Refactor: Dot not make LNURLPaymentMethodDetails depends on BTCPayInvoiceId
* Abstract PaymentProof
* fix bug
* Make the selenium container resolves the btcpay host name
* Make LNURL enabled when only method
This fixes the scenario where LNURL for standard invoices are disabled, but the POS Print view only shows LNURL, so the QR code would always error out. The fix is to bypass the setting when lnurl is the only enabled payment method on the invoice
* Make sure not to affect other flows
* fix