Flasksimpleauth

- Use default value if available on cookie or header errors.
- Use `pytest.fail` where appropriate.
- Improved tutorial.

- Add `ruff` style check.
- Update GitHub actions.
- Update documentation.

Minor fix for [ProxyPatternPool](https://pypi.org/project/ProxyPatternPool/) _9.0_.

- check parameter default value type for consistency
- improve tutorial

- Refactor and rework parameter handling, including http list support.
- Forbid mixing http and json parameters.
- Improve and fix some tests.
- Improve documentation, tutorial and recipes.

- Add `FSA_JSON_STREAMING` option to work around database connections staying as _idle in transaction_.
- Refactor generic type handling, to be continued.
- Handle repeated HTTP parameters as `list[str]`.