mmbm-deploy.yml

name: mmbm-deploy
on:
  pull_request: { types: [opened, reopened, synchronize, ready_for_review] }
  push: { branches: [main] }

jobs:
  deploy:
    runs-on: swift:6.0-jammy
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install zstd
        run: |
          apt-get update -y
          apt-get install -y zstd

      - name: Restore .build
        id: "restore-build"
        uses: actions/cache/restore@v4
        with:
          path: .build
          key: "swiftpm-build-${{ runner.os }}-${{ github.event.pull_request.base.sha || github.event.after }}"
          restore-keys: "swiftpm-build-${{ runner.os }}-"

      - name: Build App
        run: |
          apt-get update -y
          apt-get install -y libjemalloc-dev
          swift build \
            --product Penny \
            -c release \
            --static-swift-stdlib \
            -Xlinker -ljemalloc \
            $([ -f ./Package.resolved ] && echo "--force-resolved-versions" || true)

      - name: Cache .build
        if: steps.restore-build.outputs.cache-hit != 'true'
        uses: actions/cache/save@v4
        with:
          path: .build
          key: "swiftpm-build-${{ runner.os }}-${{ github.event.pull_request.base.sha || github.event.after }}"

      - name: Install Docker
        run: |
          set -eu

          # https://docs.docker.com/engine/install/ubuntu/#install-using-the-repository

          # Add Docker's official GPG key:
          apt-get update -y
          apt-get install ca-certificates curl gnupg -y
          install -m 0755 -d /etc/apt/keyrings
          curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
          chmod a+r /etc/apt/keyrings/docker.gpg

          # Add the repository to Apt sources:
          # shellcheck source=/dev/null
          echo \
            "deb [arch=\"$(dpkg --print-architecture)\" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
              \"$(. /etc/os-release && echo "$VERSION_CODENAME")\" stable" |
            tee /etc/apt/sources.list.d/docker.list >/dev/null
          apt-get update -y

          # Install Docker:
          apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin -y

      - name: Build image
        run: docker build --network=host -t app:latest -f template-dockerfile .

      # Push the image to a Docker container registry