pipeline.yaml

name: Pipeline

on:
  push:
    branches:
      - "**" # Matches all branches
  pull_request:
    branches:
      - "**" # Matches all branches

  workflow_dispatch:
    inputs:
      force_build:
        description: "Forces a build even if no changes are detected"
        required: true
        default: "false"
      force_release:
        description: "Forces a release even if no changes are detected"
        required: true
        default: "false"

concurrency:
  group: pipeline-${{ github.ref_name }}
  cancel-in-progress: true        

env:
  container_image: "github-actions-runner"
  container_image_build_context: "src"
  container_image_build_dockerfile: "src/Dockerfile"
  container_image_repository_dockerhub: "emberstack"
  container_image_repository_ghcr: "ghcr.io/emberstack"

jobs:
  discovery:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: read
    outputs:
      pathsFilter_src: ${{ steps.pathsFilter.outputs.src }}
      gitVersion_SemVer: ${{ steps.gitversion.outputs.GitVersion_SemVer }}
      gitVersion_AssemblySemFileVer: ${{ steps.gitversion.outputs.GitVersion_AssemblySemFileVer }}
      build: ${{ steps.evaluate_build.outputs.result }}
      build_push: ${{ steps.evaluate_build_push.outputs.result }}
      build_configuration: ${{ steps.evaluate_build_configuration.outputs.result }}
      release: ${{ steps.evaluate_release.outputs.result }}
    steps:
      - name: checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: tools - dotnet - install
        uses: actions/setup-dotnet@v4
        with:
          dotnet-version: "9.x"

      - name: tools - gitversion - install
        uses: gittools/actions/gitversion/setup@v4.0.1
        with:
          versionSpec: "6.x"
          preferLatestVersion: true

      - name: gitversion - execute
        id: gitversion
        uses: gittools/actions/gitversion/execute@v4.0.1
        with:
          configFilePath: GitVersion.yaml

      - name: tools - detect changes
        id: pathsFilter
        uses: dorny/paths-filter@v3
        with:
          base: ${{ github.ref }}
          filters: |
            src:
              - '*.sln'
              - '*.slnx'
              - '*.props'
              - 'src/**'
            build:
              - '*.sln'
              - '*.slnx'
              - '*.props'
              - 'src/**'
              - 'tests/**'
              - 'playground/**'

      - name: evaluate - build
        id: evaluate_build
        env:
          RESULT: ${{ steps.pathsFilter.outputs.build == 'true' || github.event.inputs.force_build == 'true' || github.event.inputs.force_release == 'true' }}
        run: echo "result=$RESULT" >> $GITHUB_OUTPUT

      - name: evaluate - build_push
        id: evaluate_build_push
        env:
          RESULT: ${{ github.actor != 'dependabot[bot]' && github.event_name != 'pull_request' && (steps.pathsFilter.outputs.src == 'true' || github.event.inputs.force_build == 'true') }}
        run: echo "result=$RESULT" >> $GITHUB_OUTPUT

      - name: evaluate - build_configuration
        id: evaluate_build_configuration
        env:
          RESULT: ${{ github.ref == 'refs/heads/main' && 'Release' || 'Debug' }}
        run: echo "result=$RESULT" >> $GITHUB_OUTPUT

      - name: evaluate - release
        id: evaluate_release
        env:
          RESULT: ${{ github.ref == 'refs/heads/main' || github.event.inputs.force_release == 'true' }}
        run: echo "result=$RESULT" >> $GITHUB_OUTPUT


  build:
    name: build - ${{ matrix.platform }}
    if: ${{ needs.discovery.outputs.build == 'true' }}
    needs: [discovery]
    strategy:
      matrix:
        include:
          - runner: ubuntu-latest
            platform: linux/amd64
          - runner: ubuntu-24.04-arm
            platform: linux/arm64
    runs-on: ${{ matrix.runner }}
    env:
      build: ${{ needs.discovery.outputs.build }}
      build_push: ${{ needs.discovery.outputs.build_push }}
      build_configuration: ${{ needs.discovery.outputs.build_configuration }}
      gitVersion_SemVer: ${{ needs.discovery.outputs.gitVersion_SemVer }}
      gitVersion_AssemblySemFileVer: ${{ needs.discovery.outputs.gitVersion_AssemblySemFileVer }}
    steps:
      - name: checkout
        uses: actions/checkout@v4

      - name: tools - docker - login ghcr.io
        if: ${{ env.build_push == 'true' }}
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.ES_GITHUB_PAT }}

      - name: tools - docker - login docker.io
        if: ${{ env.build_push == 'true' }}
        uses: docker/login-action@v3
        with:
          registry: docker.io
          username: ${{ secrets.ES_DOCKERHUB_USERNAME }}
          password: ${{ secrets.ES_DOCKERHUB_PAT }}

      - name: tools - docker - setup buildx
        uses: docker/setup-buildx-action@v3

      - name: docker - build and push
        uses: docker/build-push-action@v6
        with:
          context: ${{ env.container_image_build_context }}
          file: ${{ env.container_image_build_dockerfile }}
          build-args: |
            BUILD_CONFIGURATION=${{ env.build_configuration }}
          push: ${{ env.build_push == 'true' }}
          provenance: false
          platforms: ${{ matrix.platform }}
          labels: |
            org.opencontainers.image.source=https://github.com/${{ github.repository }}
            org.opencontainers.image.url=https://github.com/${{ github.repository }}
            org.opencontainers.image.vendor=https://github.com/${{ github.repository_owner }}
            org.opencontainers.image.version=${{ env.gitVersion_SemVer }}
            org.opencontainers.image.revision=${{ github.sha }}
          tags: |
            ${{ env.container_image_repository_dockerhub }}/${{ env.container_image }}:${{ env.gitVersion_SemVer }}-${{ matrix.platform == 'linux/amd64' && 'amd64' || 'arm64' }}
            ${{ env.container_image_repository_ghcr }}/${{ env.container_image }}:${{ env.gitVersion_SemVer }}-${{ matrix.platform == 'linux/amd64' && 'amd64' || 'arm64' }}

  manifest:
    name: build - manifest
    if: ${{ needs.discovery.outputs.build_push == 'true' }}
    needs: [discovery, build]
    runs-on: ubuntu-latest
    env:
      gitVersion_SemVer: ${{ needs.discovery.outputs.gitVersion_SemVer }}
    steps:
      - name: tools - docker - login ghcr.io
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.ES_GITHUB_PAT }}

      - name: tools - docker - login docker.io
        uses: docker/login-action@v3
        with:
          registry: docker.io
          username: ${{ secrets.ES_DOCKERHUB_USERNAME }}
          password: ${{ secrets.ES_DOCKERHUB_PAT }}

      - name: tools - docker - setup buildx
        uses: docker/setup-buildx-action@v3

      - name: docker - create and push multi-arch manifest
        run: |
          docker buildx imagetools create \
            --tag ${{ env.container_image_repository_dockerhub }}/${{ env.container_image }}:${{ env.gitVersion_SemVer }} \
            --tag ${{ env.container_image_repository_ghcr }}/${{ env.container_image }}:${{ env.gitVersion_SemVer }} \
            ${{ env.container_image_repository_ghcr }}/${{ env.container_image }}:${{ env.gitVersion_SemVer }}-amd64 \
            ${{ env.container_image_repository_ghcr }}/${{ env.container_image }}:${{ env.gitVersion_SemVer }}-arm64

  release:
    name: release
    if: ${{ needs.discovery.outputs.release == 'true' && github.ref == 'refs/heads/main' }}
    needs: [discovery, manifest]
    runs-on: ubuntu-latest
    env:
      gitVersion_SemVer: ${{ needs.discovery.outputs.gitVersion_SemVer }}
      gitVersion_AssemblySemFileVer: ${{ needs.discovery.outputs.gitVersion_AssemblySemFileVer }}
    steps:
      - name: tools - docker - login ghcr.io
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.ES_GITHUB_PAT }}

      - name: tools - docker - login docker.io
        uses: docker/login-action@v3
        with:
          registry: docker.io
          username: ${{ secrets.ES_DOCKERHUB_USERNAME }}
          password: ${{ secrets.ES_DOCKERHUB_PAT }}

      - name: tools - docker - setup buildx
        uses: docker/setup-buildx-action@v3

      - name: docker - tag and push - latest
        run: |
          docker buildx imagetools create \
            --tag ${{ env.container_image_repository_dockerhub }}/${{ env.container_image }}:latest \
            --tag ${{ env.container_image_repository_ghcr }}/${{ env.container_image }}:latest \
            ${{ env.container_image_repository_ghcr }}/${{ env.container_image }}:${{ env.gitVersion_SemVer }}

      - name: github - release - create
        uses: softprops/action-gh-release@v2
        with:
          repository: ${{ github.repository }}
          name: v${{ env.gitVersion_SemVer }}
          tag_name: v${{ env.gitVersion_SemVer }}
          body: The release process is automated.
          generate_release_notes: true
          token: ${{ secrets.ES_GITHUB_PAT }}