generate-api-diffs.yml

name: Generate API Diffs

on:
  workflow_dispatch:
  schedule:
    - cron: '0 16 * * *' # 8am PST (16:00 UTC)

permissions:
  contents: write
  pull-requests: write

jobs:
  generate-and-pr:
    runs-on: ubuntu-latest
    if: ${{ github.repository_owner == 'dotnet' }}
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

      - name: Restore and build
        run: |
          set +e

          # Find all csproj files excluding specific paths
          find src -name '*.csproj' | egrep -v 'Aspire.ProjectTemplates|Aspire.Cli' | while read proj; do
            ./dotnet.sh build "$proj" -f net8.0 --configuration Release --no-incremental /t:"Build;GenAPIGenerateReferenceAssemblySource"
          done
        continue-on-error: true

      - name: Create or update pull request
        uses: dotnet/actions-create-pull-request@e8d799aa1f8b17f324f9513832811b0a62f1e0b1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          branch: update-api-diffs
          base: main
          labels: |
            NO-MERGE
          title: "[Automated] Update API Surface Area"
          body: "Auto-generated update to the API surface to compare current surface vs latest release. This should only be merged once this surface area ships in a new release."