docker-image.yaml

name: Docker Image CI

on:
  pull_request:
  push:
    branches:
      - main

    # Publish `vX.Y.Z` tags as releases.
    tags:
      - v* 
  schedule:
    - cron: "0 2 * * 1-5"

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

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - name: Check out code
        uses: actions/checkout@9bb56186c3b09b4f86b1c65136769dd318469633 # v4.1.2

      # Extract chart version from the chart's metadata
      # https://github.com/mikefarah/yq
      - name: Get Helm chart version
        id: get_chart_version
        uses: mikefarah/yq@master
        with:
          cmd: yq '.version' charts/pacman/Chart.yaml

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=schedule
            type=sha
            type=raw,value=${{ steps.get_chart_version.outputs.result }},enable=${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}
            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}

      # This action can be useful if you want to add emulation
      # support with QEMU to be able to build against more platforms.
      - name: Set up QEMU
        uses: docker/setup-qemu-action@68827325e0b33c7199eb31dd4e31fbe9023e06e3 # v3.0.0

      # This action will create and boot a builder using
      # by default the docker-container builder driver.
      # Recommended for build multi-platform images, export cache, etc.
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@2b51285047da1547ffb1b2203d8be4c0af6b1f20 # v3.2.0

      # Login to the container registry (unless this a Pull Request triggered this)
      - name: Login to ${{ env.REGISTRY }}
        if: github.event_name != 'pull_request'
        uses: docker/login-action@e92390c5fb421da1463c202d546fed0ec5c39f20 # v3.1.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      # Build and push Docker image with Buildx (don't push on PR)
      # https://github.com/docker/build-push-action
      - name: Build and push Docker image
        uses: docker/build-push-action@2cdde995de11925a030ce8070c3d77a52ffcf1c0 # v5.3.0
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}