update-submodule.yml

name: Update submodule pointer

on:
  repository_dispatch:
    types: [submodule-updated]
  workflow_dispatch:

concurrency:
  group: update-submodule
  cancel-in-progress: true

jobs:
  update-submodule:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout dev branch
        uses: actions/checkout@v4
        with:
          ref: dev
          submodules: true
          # Use default GITHUB_TOKEN — has push access to the repo
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Update submodule to latest dev
        run: |
          cd plugins/temporal-developer/skills/temporal-developer
          git fetch origin dev
          git checkout FETCH_HEAD
          cd "$GITHUB_WORKSPACE"

      - name: Check for changes
        id: check
        run: |
          if git diff --quiet; then
            echo "changed=false" >> "$GITHUB_OUTPUT"
          else
            echo "changed=true" >> "$GITHUB_OUTPUT"
          fi

      - name: Create PR and merge
        if: steps.check.outputs.changed == 'true'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          branch="auto/update-submodule-$(date +%s)"
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git checkout -b "$branch"
          git add plugins/temporal-developer/skills/temporal-developer
          git commit -m "update submodule to latest dev"
          git push origin "$branch"
          pr_url=$(gh pr create --base dev --head "$branch" \
            --title "update submodule to latest dev" \
            --body "Automated submodule pointer update.")
          gh pr merge "$pr_url" --squash --auto --delete-branch