Create PR from upstream updates

.github/workflows/upstream.yml

@@ -0,0 +1,25 @@
+name: "Merge Upstream"
+
+on:
+  schedule:
+    - cron: "30 20 * * *"
+  workflow_dispatch:
+
+jobs:
+  pull:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+    - run: | 
+        git config --global user.name 'Upstream Merge Action'
+        git config --global user.email '50966843+S-S-X@users.noreply.github.com'
+        git remote add -f upstream "https://cheapiesystems.com/git/digistuff"
+        git remote -v
+        git fetch upstream
+        git checkout master
+        git rebase upstream/master
+      shell: bash
+    - name: Create Pull Request
+      uses: peter-evans/create-pull-request@v3