name: Build Firmware

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:

jobs:
  build:
    name: Build stm32-teslacharger
    runs-on: fedora

    steps:
      - name: Checkout with submodules
        uses: actions/checkout@v4
        with:
          submodules: recursive
          fetch-depth: 0

      - name: Build libopencm3
        run: make get-deps

      - name: Build firmware
        run: make directories && make images -j$(nproc)

      - name: Show binary size
        run: ls -lh stm32_charger.bin

      - name: Upload binary
        uses: actions/upload-artifact@v3
        with:
          name: stm32-teslacharger-${{ github.sha }}
          path: stm32_charger.bin
          retention-days: 30