name: "Cache devshells"
on:
  pull_request:
    paths:
      - "flake.nix"
      - "flake.lock"
      - "nix/**"
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  tests:
    runs-on:
      group: aws-highmemory-32-plus-priv
    steps:
      - uses: actions/checkout@v4
      - uses: cachix/install-nix-action@v27
        with:
          nix_path: nixpkgs=channel:nixos-unstable
      - uses: cachix/cachix-action@v14
        with:
          name: text-generation-inference
          # If you chose signing key for write access
          authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
        env:
          USER: github_runner
      - name: Build impure devshell
        run: nix build .\#devShells.x86_64-linux.impure
      - name: Build impure devshell (CUDA dev)
        run: nix build .\#devShells.x86_64-linux.impureWithCuda
      # Pure shell dependencies are covered by Nix tests.
      # - name: Build pure devshell
      #   run: nix build .\#devShells.x86_64-linux.pure