name: build configuration
on:
  pull_request:
    branches:
      - main

jobs:
  build_configs:
    runs-on: debian-latest
    steps:
      - name: Install applications
        run: apt-get update && apt-get install sudo

      - uses: actions/checkout@v3

      - uses: https://github.com/cachix/install-nix-action@v22
        with:
          nix_path: nixpkgs=channel:nixos-unstable

      - name: Update dependencies and open PR if necessary
        run: |
          # Enter the shell
          nix-shell

          # Build the configurations
          colmena build