Add pre-commit configuration to apply Black formatting #15

	name: Autoformat

	on: [pull_request]

	permissions:
	contents: write

	jobs:
	black:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	ref: ${{ github.head_ref }}
	fetch-depth: 0
	token: ${{ secrets.GRIPTAPE_AUTOFORMATTER_TOKEN }}

	- name: Init environment
	uses: ./.github/actions/init-environment

	- name: Run formatter
	run: black .

	- name: Commit any changes
	run: \|
	if [ "$(git diff --ignore-space-at-eol \| wc -l)" -gt "0" ]; then
	git config user.name griptape-autoformatter
	git config user.email "[email protected]"
	git remote set-url origin https://x-access-token:${{ secrets.GRIPTAPE_AUTOFORMATTER_TOKEN }}@github.com/${{ github.repository }}
	git commit -am "[autoformat]"
	git push
	exit 1
	fi

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