WIP: Build containers with GHA #2

	name: Build container images

	on:
	push:
	branches:
	- 'clangd-example'
	workflow_dispatch:

	env:
	REGISTRY: ghcr.io
	REPO_NAME: ${{ github.repository }}

	jobs:
	images:
	name: container images build and deploy
	runs-on: ubuntu-latest

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

	strategy:
	matrix:
	image_names: [ eclipse.jdt.ls, groovy, clangd ]

	timeout-minutes: 60
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: \|
	${{ env.REGISTRY }}/${{ env.REPO_NAME }}/${{ matrix.image_names }}
	# enforce latest tag for now
	tags: \|
	type=raw,value=latest

	- name: Build and push Docker image
	id: push
	uses: docker/build-push-action@v6
	with:
	context: ./packages/examples/resources/${{ matrix.image_names }}
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

	- name: Generate artifact attestation
	uses: actions/attest-build-provenance@v1
	with:
	subject-name: ${{ env.REGISTRY }}/${{ env.REPO_NAME }}/${{ matrix.image_names }}
	subject-digest: ${{ steps.push.outputs.digest }}
	push-to-registry: true

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