Docker Build and Publish #16

	name: Docker Build and Publish

	on:
	schedule:
	- cron: '0 0 * * 0'
	push:
	branches: [ "main" ]
	paths-ignore:
	- '**/README.md'
	- '**/LICENSE'
	pull_request:
	branches: [ "main" ]
	paths-ignore:
	- '**/README.md'
	- '**/LICENSE'
	workflow_dispatch:

	env:
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	# define job to build and publish docker image
	build-and-push-docker-image:
	name: Build Docker image and push to DockerHub
	runs-on: ubuntu-latest

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

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

	# https://github.com/docker/login-action
	- name: Login to Docker Hub
	if: github.event_name != 'pull_request'
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	# https://github.com/docker/build-push-action
	- name: Build and push Docker image
	id: build-and-push
	uses: docker/build-push-action@v5
	with:
	context: .
	platforms: linux/amd64
	push: ${{ github.event_name != 'pull_request' }}
	tags: docker.io/${{ env.IMAGE_NAME }}:latest
	cache-from: type=gha
	cache-to: type=gha,mode=max

	# https://github.com/peter-evans/dockerhub-description
	- name: Update repo description
	if: github.event_name != 'pull_request'
	uses: peter-evans/dockerhub-description@v4
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	repository: sebkeller/caddy-dns-ovh

	- name: Image digest
	run: echo ${{ steps.build-and-push.outputs.digest }}

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