* mint does not start yet
* fix import
* revert mint db migrations
* handle zero fee case
* cli: adjust fee message
* wallet: replace requests with httpx
* clean up
* rename http client decorator
* fix pending check in main, todo: TEST PROXIES WITH HTTPX
* fix up
* use httpx for nostr as well
* update packages to same versions as https://github.com/lnbits/lnbits/pull/1609/files
* fix proof deserialization
* check for string
* tests passing
* adjust wallet api tests
* lockfile
* add correct responses to Lightning interface and delete melt_id for proofs for which the payent has failed
* fix create_invoice checking_id response
* migrations atomic
* proofs are stored automatically when created
* make format
* use bolt11 lib
* stricter type checking
* add fee response to payments
* assert fees in test_melt
* test that mint_id and melt_id is stored correctly in proofs and proofs_used
* remove traces
* refactor: Lightning interface into own file and LedgerCrud with typing
* fix tests
* fix payment response
* rename variable
