ALPACA/.github/workflows/build-firmware.yml at 242deb236503e8140213de3e6688512724c6550d · NB-TUDelft/ALPACA · GitHub

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# .github/workflows/build-firmware.yml
name: Build frozen firmware

on:
  workflow_dispatch:
    inputs:
      micropython_ref:
        description: "MicroPython git tag/branch to build from"
        type: string
        default: "v1.28.0"
  push:
    tags: ["v*.*.*"]

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        role: [student, helper]
    env:
      MICROPYTHON_REF: ${{ inputs.micropython_ref || 'v1.28.0' }}
      BOARD: RPI_PICO2
    steps:
      - name: Checkout alpaca
        uses: actions/checkout@v4
        with:
          path: alpaca-src

      - uses: astral-sh/setup-uv@v5
        with:
          working-directory: alpaca-src

      - name: Collect ${{ matrix.role }} files
        working-directory: alpaca-src
        run: uv run alpaca collect-files ${{ matrix.role }}

      - name: Checkout MicroPython
        uses: actions/checkout@v4
        with:
          repository: micropython/micropython
          ref: ${{ env.MICROPYTHON_REF }}
          path: micropython
          submodules: false

      - name: Install ARM toolchain
        run: |
          sudo apt-get update
          sudo apt-get install -y \
            build-essential cmake ninja-build \
            gcc-arm-none-eabi libnewlib-arm-none-eabi libstdc++-arm-none-eabi-newlib

      - name: Build mpy-cross
        run: make -C micropython/mpy-cross

      - name: Fetch rp2 submodules
        run: make -C micropython/ports/rp2 BOARD="$BOARD" submodules

      - name: Write freeze manifest
        run: |
          ROOT="$GITHUB_WORKSPACE/alpaca-src/.alpaca/${{ matrix.role }}_root"
          cat > "$GITHUB_WORKSPACE/manifest.py" <<EOF
          # Auto-generated by build-firmware.yml
          include("\$(PORT_DIR)/boards/manifest.py")
          freeze("$ROOT")
          EOF
          echo "----- manifest.py -----"
          cat "$GITHUB_WORKSPACE/manifest.py"
          echo "----- frozen root -----"
          find "$ROOT" -type f | sort

      - name: Build firmware
        run: |
          make -C micropython/ports/rp2 \
            BOARD="$BOARD" \
            FROZEN_MANIFEST="$GITHUB_WORKSPACE/manifest.py"

      - name: Stage artifact
        run: |
          mkdir -p dist
          VERSION="$(cd alpaca-src && uv run python -c 'import importlib.metadata as m; print(m.version("alpaca"))')"
          SRC="micropython/ports/rp2/build-$BOARD/firmware.uf2"
          DEST="dist/alpaca-${{ matrix.role }}-${BOARD}-v${VERSION}-mp${MICROPYTHON_REF}.uf2"
          cp "$SRC" "$DEST"
          echo "Built $DEST"
          ls -la dist

      - name: Upload firmware
        uses: actions/upload-artifact@v4
        with:
          name: alpaca-${{ matrix.role }}-firmware
          path: dist/*.uf2
          if-no-files-found: error