ci: migrate Swift Format workflow to Linux runners #9

	name: Format

	on:
	push:
	branches:
	- main

	concurrency:
	group: format-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	swift_format:
	name: swift-format
	runs-on: ubuntu-latest
	permissions:
	contents: write
	steps:
	- uses: actions/checkout@v5

	- name: Cache swift-format
	id: cache-swift-format
	uses: actions/cache@v4
	with:
	path: /usr/local/bin/swift-format
	key: ${{ runner.os }}-swift-format-${{ hashFiles('.github/workflows/swift-format.yml') }}

	- name: Install swift-format
	if: steps.cache-swift-format.outputs.cache-hit != 'true'
	run: \|
	git clone --depth 1 --branch main https://github.com/apple/swift-format.git
	cd swift-format
	swift build -c release
	sudo cp .build/release/swift-format /usr/local/bin/
	cd ..
	rm -rf swift-format

	- name: Format
	run: swift-format format --recursive --in-place Sources Tests

	- uses: stefanzweifel/git-auto-commit-action@v7
	with:
	commit_message: Run swift-format
	branch: 'main'

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