* pre-commit: Add a new hook to run `isort`
* contributing: Add hint about `isort`
* add isort to dev deps, ignore existing .py files, use black profile
* long list to lines not comma delimited
* isort: Update and sort ignore list to match latest `main`
* add bash command line to generate isort extend skip list (#3)
* add bash command line to generate extend skip list
* tidy
* isort: More files to ignore after rebase
* tests: Fix `test_wallet_user_store.py` after rebase
* Some fixes after rebase
Co-authored-by: Kyle Altendorf <sda@fstab.net>