name: CI

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

permissions:
  contents: read

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: DeterminateSystems/nix-installer-action@v13
      - name: Check formatting (nixfmt)
        run: nix run nixpkgs#nixfmt-rfc-style -- --check *.nix docs/*.nix tests/*.nix
      - name: Lint (statix)
        run: nix run nixpkgs#statix -- check .

  check:
    needs: lint
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: DeterminateSystems/nix-installer-action@v13
      - name: nix flake check
        run: nix flake check --keep-going