Add public pipeline placholder

Author: sebastienros

azurepipeline-pr.yml

@@ -0,0 +1,14 @@
+trigger:
+  # Setting batch to true, triggers one build at a time.
+  # if there is a push while a build in progress, it will wait,
+  # until the running build finishes, and produce a build with all the changes
+  # that happened during the last build.
+  batch: true
+  branches:
+    include:
+    - main
+
+pr:
+  branches:
+    include:
+    - main