modernize, release v0.9.0

[nsheff]

• Drop Python 3.9 support (minimum is now 3.10)
• Remove deprecated asciify_dict() function
• Migrate from setup.py/setup.cfg to pyproject.toml with hatchling backend
• Delete setup.py, setup.cfg, MANIFEST.in, and requirements/ directory
• Source version via importlib.metadata instead of _version.py string
• Replace black with ruff for linting and formatting
• Add .pre-commit-config.yaml with ruff and pre-commit-hooks
• Update all GitHub Actions workflows to actions/checkout@v4 and actions/setup-python@v5
• Update lint workflow to use ruff instead of psf/black@stable
• Update pytest workflow: Python 3.10/3.13 matrix, install via pip install ".[test]", trigger on push
• Update publish workflow to use python -m build instead of setup.py sdist
• Modernize type hints to PEP 604 syntax (X | None, X | Y)
• Convert remaining Sphinx-style docstrings to Google style
• Fix bare except, type() == comparisons, and == None checks
• Move changelog.md from docs/ to repo root, delete docs/
• Version bump to 0.9.0

[Copilot]

Pull request overview

Modernizes the ubiquerg Python package by updating packaging/build tooling and CI configuration, dropping Python 3.9 support, and applying broad codebase cleanup (type hints, docstrings, lint/format).

Changes:

• Migrates packaging to pyproject.toml (hatchling) and removes legacy packaging/requirements/docs files.
• Updates codebase for Python 3.10+ (PEP 604 type hints), removes deprecated asciify_dict(), and normalizes docstrings/style.
• Reworks CI/lint/publish workflows and adds pre-commit/ruff configuration.

Reviewed changes

Copilot reviewed 29 out of 31 changed files in this pull request and generated 7 comments.

Show a summary per file

File	Description
ubiquerg/system.py	Updates type hints to PEP 604 and minor formatting.
ubiquerg/paths.py	Updates type hints to PEP 604 (notably return types/optionals).
ubiquerg/files.py	Updates type hints/import order and minor formatting.
ubiquerg/file_locking.py	Refactors imports/type hints and replaces some type comparisons with isinstance.
ubiquerg/environment.py	Updates __exit__ typing to PEP 604.
ubiquerg/collection.py	Removes deprecated asciify_dict() and modernizes typing/docstrings.
ubiquerg/cli_tools.py	Updates typing, avoids bare except, and formatting adjustments.
ubiquerg/_version.py	Switches version sourcing to importlib.metadata.
ubiquerg/__init__.py	Adjusts export ordering and imports __version__ from _version.
tests/test_web.py	Formatting-only changes.
tests/test_system.py	Formatting-only changes.
tests/test_query_yes_no.py	Formatting-only changes.
tests/test_paths.py	Updates docstring style and fixes == None to is None.
tests/test_packaging.py	Import formatting reorder.
tests/test_files.py	Import ordering and formatting-only changes.
tests/test_environment.py	Formatting-only changes.
tests/test_collection.py	Converts docstrings to Google style and modernizes a few comparisons/formatting.
tests/test_cli_tools.py	Converts docstrings to Google style and formatting.
setup.py	Deleted (legacy packaging removed).
setup.cfg	Deleted (pytest config moved to pyproject.toml).
MANIFEST.in	Deleted (packaging metadata moved to pyproject.toml).
requirements/requirements-docs.txt	Deleted (requirements directory removed).
docs/README.md	Deleted (docs directory removed).
pyproject.toml	New build system/project metadata, pytest config, and ruff config.
.pre-commit-config.yaml	Adds pre-commit hooks for basic hygiene + ruff/ruff-format.
changelog.md	Adds 0.9.0 entry describing modernization changes.
.github/workflows/run-pytest.yml	Updates test matrix and install method (now via extras).
.github/workflows/run-lint.yml	Replaces Black action with ruff check + format check.
.github/workflows/python-publish.yml	Switches publishing build step to python -m build and updates action versions.

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[khoroshevskyi]

Everything looks good