build.yml

name: Build

on:
  workflow_dispatch:  # can be triggered manually
  pull_request:
  push:               # automatically run on changes to following paths
    paths:
      - "**.lock"
      - "config/**"

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Calculate metadata
        id: data
        run: |
          # Calculate
          full="${{ github.sha }}"
          short="${full:0:6}"
          date="$(date --utc +'%Y-%m-%d_%H-%M-%s')"

          # Print to output
          echo "full=$full" >> $GITHUB_OUTPUT
          echo "short=$short" >> $GITHUB_OUTPUT
          echo "date=$date" >> $GITHUB_OUTPUT
          echo "name_suffix=_${date}_${short}" >> $GITHUB_OUTPUT

          # Print to stdout too
          echo Metadata:
          echo $GITHUB_OUTPUT

      - name: Checkout
        uses: actions/checkout@v4
      - name: Install nix
        uses: cachix/install-nix-action@v25
      - name: Setup nix cache
        uses: DeterminateSystems/magic-nix-cache-action@main
      - name: Build Glove80 firmware
        run: nix build
      - name: Upload
        uses: actions/upload-artifact@v4
        with:
          name: glove80${{ steps.data.outputs.name_suffix }}.uf2
          path: result/glove80.uf2