* return error for wrong key
* payment check use key dependency
* more expressive error
* re-add optional key
* more tests
* more
* more granular
* more testing
* custom event_loop
* tests work
* fix lots of mypy errors
* test_public_api
* both files
* remove unused import
* tests
* tests working
* rm empty file
* minimal test
* set FAKE_WALLET_SECRET="ToTheMoon1"
* set FAKE_WALLET_SECRET="ToTheMoon1"
* trial and error
* trial and error
* test postgres
* test postgres
* test postgres
* test postgres
* test postgres
* test postgres
* test build
* skip mypy
