Bump actions/checkout from 3 to 4 #1004

	# goreleaser knows not to publish when the trigger is _not_ a tag

	name: Release

	on:
	pull_request:
	push:
	tags:
	- v*
	branches:
	- master

	jobs:
	goreleaser:
	runs-on: ubuntu-latest
	permissions:
	id-token: write

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: "1.21"

	- uses: docker/setup-buildx-action@v2

	- uses: actions/cache@v3
	with:
	path: \|
	~/.cache/go-build
	~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-

	- run: make test

	- name: Login to DockerHub
	if: startsWith(github.ref, 'refs/tags/')
	uses: docker/login-action@v2
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

	- uses: goreleaser/goreleaser-action@v4
	name: Goreleaser
	with:
	version: latest
	args: release --rm-dist ${{ !startsWith(github.ref, 'refs/tags/') && '--snapshot' \|\| '' }}
	env:
	GITHUB_TOKEN: ${{ secrets.ORG_GH_TOKEN }}

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