* Bump Supervisor to Python 3.13
* Update ruff configuration to 0.9.1
Adjust pyproject.toml for ruff 0.9.1. Also make sure that latest version
of ruff is used in pre-commit.
* Set default configuration for pytest-asyncio
* Run ruff check
* Drop deprecated decorator no_type_check_decorator
The upstream PR (https://github.com/python/cpython/issues/106309) says
this never got really implemented by type checkers.
* Bump devcontainer to latest release
b7412b0679