Create branch on PR (#636)

* create branch on pr

* try to update

* try workflow_dispatch

* try again

* try again

* try again

* update

* try again

* try again

* update

* origin

* trigger on please test label

Co-authored-by: Sioni Summers <[email protected]>

Author: jmduarte

.github/workflows/update-branch-on-pr.yml

@@ -0,0 +1,20 @@
+on:
+  pull_request_target:
+    types: [labeled]
+    branches: [main]
+
+name: Update branch on PR from fork
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout repo
+      uses: actions/checkout@v3
+      if: ${{ github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name && github.event.label.name == 'please test' }}
+      with:
+        ref: ${{ github.event.pull_request.head.sha }}
+    - name: Push changes
+      if: ${{ github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name && github.event.label.name == 'please test' }}
+      run: |
+        git checkout -b pr/${{ github.event.pull_request.number }}
+        git push --force origin pr/${{ github.event.pull_request.number }}