Refactor release script, add test run and document new attestation #2

	name: Release

	on:
	push:
	tags:
	- 'v..*'
	workflow_dispatch:

	permissions:
	contents: write
	id-token: write
	attestations: write

	jobs:
	test:
	uses: ./.github/workflows/test.yml

	build:
	needs: test
	runs-on: ubuntu-latest
	env:
	BUILD_PROJECT: src/ucll.build/ucll.build.csproj
	ARTIFACTS_PATH: src/ucll.build/bin/artifacts/*

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

	- name: Setup .NET
	uses: actions/setup-dotnet@v4
	with:
	dotnet-version: '10.0.x'

	- name: Build ucll.build tool
	run: dotnet build ${{ env.BUILD_PROJECT }}

	- name: Run ucll.build to create release artifacts
	env:
	SKIP_GPG_SIGNING: 'true'
	run: dotnet run --project ${{ env.BUILD_PROJECT }} --no-build

	- name: Upload artifacts
	uses: actions/upload-artifact@v4
	with:
	name: release-artifacts
	path: ${{ env.ARTIFACTS_PATH }}
	if-no-files-found: error

	- name: Attest build provenance
	uses: actions/attest-build-provenance@v3
	with:
	subject-path: ${{ env.ARTIFACTS_PATH }}

	- name: Create GitHub Release
	uses: softprops/action-gh-release@v2
	if: startsWith(github.ref, 'refs/tags/')
	with:
	files: ${{ env.ARTIFACTS_PATH }}
	generate_release_notes: true
	prerelease: true
	draft: true
	make_latest: true

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