Publicar imagen Docker #5

	name: Publicar imagen Docker

	on:
	schedule:
	- cron: '0 20 1 * *'
	workflow_dispatch:
	push:
	paths:
	- .devcontainer/**

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

	jobs:
	build:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	id-token: write

	steps:
	- name: Revisar repositorio
	uses: actions/checkout@v3

	- name: Instalar cosign
	if: github.event_name != 'pull_request'
	uses: sigstore/cosign-installer@v3.1.1
	with:
	cosign-release: 'v2.1.1'

	- name: Configurar Docker buildx
	uses: docker/setup-buildx-action@v1

	- name: Iniciar sesión en el registro ${{ env.REGISTRY }}
	if: github.event_name != 'pull_request'
	uses: docker/login-action@v2
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extraer metadatos de Docker
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Construir y publicar imagen Docker
	id: build-and-push
	uses: docker/build-push-action@v2
	with:
	context: .
	file: ./.devcontainer/Dockerfile
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

	- name: Firmar la imagen Docker publicada
	if: ${{ github.event_name != 'pull_request' }}
	env:
	TAGS: ${{ steps.meta.outputs.tags }}
	DIGEST: ${{ steps.build-and-push.outputs.digest }}
	run: echo "${TAGS}" \| xargs -I {} cosign sign --yes {}@${DIGEST}

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