name: Validate Flux manifests

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

jobs:
  kustomize-build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install kustomize
        # The Gitea act runner image runs as root and has no `sudo`, so install
        # straight into a writable bin dir instead of `sudo mv … /usr/local/bin`.
        run: |
          curl -sL "https://raw.githubusercontent.com/kubernetes-sigs/kustomize/master/hack/install_kustomize.sh" | bash
          install -m 0755 kustomize /usr/local/bin/kustomize

      - name: kustomize build flux/
        run: kustomize build flux/ > /dev/null