Updates goreleaser.yaml to mark nightly builds as pre-release (#460) #158

	name: release
	on:
	push:
	tags:
	- 'v[0-9]+.[0-9]+.[0-9]+'
	- 'v[0-9]+.[0-9]+.[0-9]+-nightly.[0-9]+'

	permissions:
	contents: write

	jobs:
	release:
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
	with:
	fetch-depth: 0
	- run: git fetch --force --tags
	- uses: actions/setup-go@cdcb36043654635271a94b9a6d1392de5bb323a7 # v5.0.1
	with:
	go-version: '1.22'
	- name: Set GORELEASER_PREVIOUS_TAG in actual release
	if: ${{ !contains(github.ref, '-nightly') }}
	# find previous tag by filtering out nightly tags and choosing the
	# second to last tag (last one is the current release)
	run: \|
	prev_tag=$(git tag \| grep -v "nightly" \| sort -r --version-sort \| head -n 2 \| tail -n 1)
	echo "GORELEASER_PREVIOUS_TAG=$prev_tag" >> $GITHUB_ENV
	# Ensure generation tools run
	- name: build
	run: \|
	OUT_FILE=/tmp/idpbuilder make build
	- name: GoReleaser
	uses: goreleaser/goreleaser-action@7ec5c2b0c6cdda6e8bbb49444bc797dd33d74dd8 # v5.0.0
	id: run-goreleaser
	with:
	version: latest
	args: release --clean --timeout 30m
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	GORELEASER_CURRENT_TAG: ${{ github.ref_name }}

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