build-and-publish.yml

name: "Build and publish Docker images to GHCR"

on:
    workflow_dispatch:
    push:
        branches:
            - "main"

concurrency:
    group: ${{ github.workflow }}-${{ github.ref }}-${{ github.job }}
    cancel-in-progress: true

permissions:
    contents: read
    packages: write

jobs:
    build-and-push:
        runs-on: ubuntu-latest
        strategy:
            fail-fast: false
            matrix:
                component: ["front", "api", "db"]
        steps:
            - name: PrepareReg Names
              run: |
                  echo IMAGE_REPOSITORY=$(echo ${{ github.repository }} | tr '[:upper:]' '[:lower:]') >> $GITHUB_ENV
                  echo IMAGE_TAG=$(echo ${{ github.ref }} | tr '[:upper:]' '[:lower:]' | awk '{split($0,a,"/"); print a[3]}') >> $GITHUB_ENV
                  echo IMAGE_REPOSITORY_OWNER=$(echo ${{ github.repository_owner }} | tr '[:upper:]' '[:lower:]') >> $GITHUB_ENV
            - name: Checkout
              uses: actions/checkout@v3
            - name: Generate Docker metadata for ${{ matrix.component }}
              id: meta-data
              uses: docker/metadata-action@v4
              with:
                  images: ghcr.io/${{ env.IMAGE_REPOSITORY }}/${{ matrix.component }}
                  tags: |
                      type=raw,value=latest,enable={{is_default_branch}}
                      type=ref,event=branch
                      type=semver,pattern={{version}}
            - name: Set up QEMU
              uses: docker/setup-qemu-action@v2
            - name: Set up Docker Buildx
              uses: docker/setup-buildx-action@v2
            - name: Login to GitHub Container Registry
              uses: docker/login-action@v2
              with:
                  registry: ghcr.io
                  username: ${{ github.repository_owner }}
                  password: ${{ github.token }}
            - name: Build and push
              uses: docker/build-push-action@v4
              with:
                  push: true
                  platforms: linux/amd64,linux/arm64
                  context: ./${{ matrix.component }}
                  tags: ${{ steps.meta-data.outputs.tags }}
                  labels: ${{ steps.meta-data.outputs.labels }}
                  cache-from: type=gha,scope=${{ matrix.component }}
                  cache-to: type=gha,scope=${{ matrix.component }}