name: kernel
on:
  pull_request:
    branches:
    - main
    paths:
    - "kernel/**"
    - "hack/ci/**"
  merge_group:
    branches:
    - main
jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        arch:
        - x86_64
        - aarch64
    env:
      TARGET_ARCH: "${{ matrix.arch }}"
    name: kernel build ${{ matrix.arch }}
    steps:
    - name: Harden Runner
      uses: step-security/harden-runner@a4aa98b93cab29d9b1101a6143fb8bce00e2eac4 # v2.7.1
      with:
        egress-policy: audit
    - uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4.1.5
      with:
        submodules: recursive
    - uses: dtolnay/rust-toolchain@d388a4836fcdbde0e50e395dc79a2670ccdef13f # stable
    - run: ./hack/ci/install-linux-deps.sh
    - run: ./hack/kernel/build.sh
      env:
        KRATA_KERNEL_BUILD_JOBS: "5"