Add `gitleaks` to `pre-commit` #132

	name: Lint

	on: [pull_request]

	jobs:
	check-gems:
	name: Check gem files
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: '3.2' # Not needed with a .ruby-version file
	bundler: 'default'
	bundler-cache: true # runs 'bundle install' and caches installed gems automatically
	- run: bundle exec .check.rb
	pre-commit:
	name: Run pre-commit # https://pre-commit.com/
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5 # https://www.python.org/
	with:
	python-version: '3.x' # Version range or exact version of a Python version to use, using SemVer's version range syntax
	architecture: 'x64' # optional x64 or x86. Defaults to x64 if not specified
	- name: Install dependencies # https://pip.pypa.io/en/stable/
	run: \|
	python -m pip install --upgrade pip
	pip install pre-commit
	- name: Set PY
	run: echo "PY=$(python -VV \| sha256sum \| cut -d' ' -f1)" >> "$GITHUB_ENV"
	- uses: actions/cache@v4
	with:
	path: ~/.cache/pre-commit
	key: pre-commit\|${{ env.PY }}\|${{ hashFiles('.pre-commit-config.yaml') }}
	- name: Run pre-commit
	run: pre-commit run --all-files

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