Run Example Workflow on PRs

Author: scruplelesswizard

.github/workflows/example.yaml

@@ -1,7 +1,14 @@
 name: Example Workflow
 
-on: push
-
+on:
+  push:
+    branches:
+    - main
+  pull_request:
+    types:
+    - opened
+    - syncronize
+    - reopened
 env:
   total-runners: 5