Auto-merge pushes to auto-merge branch

Author: stroiman

.github/workflows/auto-merge.yml

@@ -0,0 +1,17 @@
+name: Auto-merge
+on:
+  workflow_run:
+    workflows: ["build", "Build"]
+    branches: ["auto-merge"]
+    types: 
+      - completed
+
+jobs:
+  on-success:
+    runs-on: ubuntu-latest
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
+    steps:
+      - uses: actions/checkout@v4
+      - name: Push current head to main. FF-only
+        run: git push origin HEAD:main
+

.github/workflows/build.yml

@@ -5,7 +5,7 @@ name: Build
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main", "auto-merge" ]
   pull_request:
     branches: [ "main" ]