add ruff and add all ignore to make the CI pass for now

.pre-commit-config.yaml

.ruff.toml

arkindex_worker/.ruff.toml

arkindex_worker/cache.py

arkindex_worker/git.py

arkindex_worker/image.py

arkindex_worker/models.py

arkindex_worker/utils.py

arkindex_worker/worker/__init__.py

arkindex_worker/worker/entity.py

hooks/pre-commit

setup.py

tests/.ruff.toml

tests/test_base_worker.py

worker-{{cookiecutter.slug}}/.isort.cfg

worker-{{cookiecutter.slug}}/.pre-commit-config.yaml

worker-{{cookiecutter.slug}}/.ruff.toml

worker-{{cookiecutter.slug}}/setup.py

...ookiecutter.slug}}/worker_{{cookiecutter.slug}}/worker.py