feature: add workflow to scan images with Clair #15

	name: Generate Clair Database

	on:
	schedule:
	# Every 12 hours (at 11:00 and 23:00)
	- cron: '0 11,23 * * *'
	workflow_dispatch:
	pull_request:

	env:
	IMAGE_REGISTRY: ghcr.io/${{ github.repository_owner }}

	jobs:
	generate:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	id-token: write
	env:
	IMAGE_NAME: eternal-linux/helpers/ci/clair-db
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Setup Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Run Clair V4 update
	uses: quay/clair-action@allow-update
	with:
	db-file: .clair/matcher.db
	mode: update

	- name: Compress database
	run: \|
	tar -czvf .clair/matcher.db.tar.gz .clair/matcher.db
	rm .clair/matcher.db

	- name: Docker Login
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build and Push
	uses: docker/build-push-action@v2
	with:
	context: .clair/.
	file: .clair/Containerfile
	push: true
	tags: \|
	${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAME }}:latest

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