Format #556

	---
	name: Format
	on:
	pull_request:
	types:
	- unlabeled # if GitHub Actions stuck, add and remove "not ready" label to force rebuild
	- opened
	- reopened
	- synchronize
	push:
	branches:
	- main
	- main-*
	- releases/*
	schedule:
	- cron: "12 0 * * *"

	# Do not run this workflow in parallel for any PR change.
	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.ref_name }}
	cancel-in-progress: true

	env:
	GOPATH: /home/runner/go
	GOCACHE: /home/runner/go/cache
	GOLANGCI_LINT_CACHE: /home/runner/go/cache/lint
	GOMODCACHE: /home/runner/go/mod
	GOPROXY: https://proxy.golang.org
	GOTOOLCHAIN: local

	jobs:
	format:
	name: Format files
	runs-on: ubuntu-22.04
	timeout-minutes: 10

	if: github.event_name != 'pull_request' \|\| !contains(github.event.pull_request.labels.*.name, 'not ready')

	steps:
	# TODO https://github.com/FerretDB/github-actions/issues/211
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 0 # for `git describe` to work
	lfs: false # LFS is used only by website

	- name: Setup Go
	uses: FerretDB/github-actions/setup-go@main
	with:
	cache-key: format

	- name: Install Task
	run: go generate -x
	working-directory: tools

	- name: Format Go code
	run: bin/task fmt-go

	- name: Format YAML files
	run: bin/task fmt-yaml

	- name: Check dirty
	run: \|
	git status
	git diff --exit-code

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