sync-upstream.yml

name: Sync/Rebase on Upstream
on:
  schedule:
  - cron: "0 0 * * *"  # run daily
  workflow_dispatch:   # run manually

permissions:
  contents: write

jobs:
  sync:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@master
      with:
        fetch-depth: 0  # Fetch all history for rebase
    - name: Get initial hash
      id: get-initial-hash
      run: echo "init_hash=$(git rev-parse HEAD)" >> $GITHUB_OUTPUT
    - uses: archiemeng/rebase-upstream-action@master
      with:
        branch: ${{ github.ref_name }}
        depth: 0
    - name: Get current hash
      id: get-current-hash
      run: echo "cur_hash=$(git rev-parse HEAD)" >> $GITHUB_OUTPUT
    - name: Workflow Dispatch
      uses: benc-uk/workflow-dispatch@v1.2.4
      if: ${{ steps.get-initial-hash.outputs.init_hash != steps.get-current-hash.outputs.cur_hash && hashFiles('.github/workflows/build.yml') != '' }}
      with:
        workflow: build.yml