build-release-dispatch.yaml

name: Build Release (Dispatch)
run-name: >-
  Build Release (Dispatch) / ${{ inputs.kernel_name || github.event.pull_request.title || '' }} / request=${{ inputs.dispatch_key || '' }}
on:
  # pull_request:
  #   types: [closed]
  workflow_dispatch:
    inputs:
      kernel_name:
        description: "Kernel directory name to build"
        required: true
        type: string
      dispatch_key:
        description: "Unique key for matching this run back to a bot dispatch"
        required: false
        type: string

permissions:
  actions: write

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  validate:
    if: github.event_name == 'workflow_dispatch' || github.event.pull_request.merged == true
    runs-on: ubuntu-latest
    outputs:
      skip: ${{ steps.validate.outputs.skip }}
      kernel: ${{ steps.validate.outputs.kernel }}
    steps:
      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
      - name: Validate kernel directory
        id: validate
        env:
          PR_TITLE: ${{ github.event.pull_request.title }}
          KERNEL: ${{ inputs.kernel_name }}
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            if [ -d "$KERNEL" ] && [ -f "$KERNEL/flake.nix" ] && [ -f "$KERNEL/build.toml" ]; then
              echo "kernel=$KERNEL" >> $GITHUB_OUTPUT
              echo "skip=false" >> $GITHUB_OUTPUT
            else
              echo "skip=true" >> $GITHUB_OUTPUT
            fi
          else
            if KERNEL=$(python3 .github/workflows/validate-kernel-pr.py "release"); then
              echo "kernel=$KERNEL" >> $GITHUB_OUTPUT
              echo "skip=false" >> $GITHUB_OUTPUT
            else
              echo "skip=true" >> $GITHUB_OUTPUT
            fi
          fi
      - name: Print result
        env:
          SKIP: ${{ steps.validate.outputs.skip }}
          KERNEL: ${{ steps.validate.outputs.kernel }}
        run: |
          echo "skip=$SKIP"
          echo "kernel=$KERNEL"

  dispatch:
    needs: validate
    if: needs.validate.outputs.skip == 'false'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
      - name: Dispatch release workflows
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          GITHUB_REPOSITORY: ${{ github.repository }}
          KERNEL: ${{ needs.validate.outputs.kernel }}
          REF: ${{ github.event.repository.default_branch || 'main' }}
        run: |
          python3 .github/scripts/dispatch.py "$KERNEL" --ref "$REF" --mode release