Add to base branch for customization in other branches

Author: mlcollard

.github/workflows/Experiment.yml

@@ -0,0 +1,15 @@
+---
+name: Experiment
+
+on: workflow_dispatch
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+
+      - uses: actions/checkout@v2
+
+      - shell: bash
+        run: ls -lhR