nix-flake.yml

name: "Test Nix Flake"
on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
jobs:
  nix:
    strategy:
      fail-fast: true
      matrix:
        os:
        - ubuntu-latest
        - macos-latest
    name: Nix on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - uses: cachix/install-nix-action@v26
      with:
        extra_nix_config: |
          trusted-public-keys = hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= hackage-server.cachix.org-1:iw0iRh6+gsFIrxROFaAt5gKNgIHejKjIfyRdbpPYevY=
          substituters = https://hydra.iohk.io https://cache.nixos.org/ https://hackage-server.cachix.org/
    - uses: cachix/cachix-action@v15
      with:
        # https://nix.dev/tutorials/continuous-integration-github-actions#setting-up-github-actions
        name: hackage-server
        authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'

    - name: "Check `nix develop` shell"
      run: nix develop --check

    - run: nix build

    - continue-on-error: false
      run: nix flake check