Nutshell cleanup wishlist #162

Job	Run time
checks / formatting	23s
checks / mypy	41s
checks / ruff	6s
regtest (3.10, 1.7.1, CoreLightningRestWallet) / regtest	3m 27s
regtest (3.10, 1.7.1, LNbitsWallet) / regtest	3m 11s
regtest (3.10, 1.7.1, LndRestWallet) / regtest	3m 1s
tests (ubuntu-latest, 3.10, 1.7.1, false, true, FakeWallet) / Run (mint-cache-secrets false, mint-only-deprecated true)	2m 33s
tests (ubuntu-latest, 3.10, 1.7.1, true, false, FakeWallet) / Run (mint-cache-secrets true, mint-only-deprecated false)	2m 7s
tests (ubuntu-latest, 3.10, 1.7.1, true, true, FakeWallet) / Run (mint-cache-secrets true, mint-only-deprecated true)	2m 35s
tests (ubuntu-latest, 3.10, 1.7.1, false, false, FakeWallet) / Run (mint-cache-secrets false, mint-only-deprecated false)	2m 7s
	20m 11s

Provide feedback