Add YAML Linter GHA #30

	name: Format YAML

	on:
	pull_request:
	push:
	branches:
	- '!main' # excludes main
	merge_group:

	jobs:
	format:
	runs-on: ubuntu-latest
	timeout-minutes: 5
	steps:
	- uses: actions/checkout@v4
	- name: Setup Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21.x'
	- name: Install dependencies
	run: \|
	go install github.com/google/yamlfmt/cmd/yamlfmt@latest
	- name: Format YAML files
	run: yamlfmt config
	- name: Check for changes after formatting
	run: \|
	git diff --exit-code # Check for changes after formatting
	id: check_changes
	- name: Add formatting changes, push
	if: steps.check_changes.outputs == 0 # Check exit code of previous step (0 means no changes)
	run: \|
	git config --global user.email "github-actions[bot]@users.noreply.github.com"
	git config --global user.name "GitHub Actions"
	git add .
	git commit -m "Automatic YAML formatting"
	git push origin ${{ github.head_ref }}

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