Update function to handle edge cases

workflow-templates/concurrency.properties.json

@@ -0,0 +1,11 @@
+{
+    "name": "concurrency sample",
+    "description": "concurrency sample.",
+    "iconName": "example-icon",
+    "categories": [
+        "Automation"
+    ],
+    "filePatterns": [
+        "package.json$"
+    ]
+}

workflow-templates/concurrency.yml

@@ -0,0 +1,24 @@
+## sample to use concurrency to avoid excessive use from GitHub agents, 
+## Avoid leaving these queue, the option cancel the older running
+
+## additional use option default for setting general configuration for all tasks
+
+name: concurrent workflow
+
+on: [workflow_dispatch]
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    defaults:
+      run:
+          shell: bash
+          working-directory: .
+    runs-on: ubuntu-latest  
+    steps:
+      - name: test
+        run: |
+          pwd
+          echo "${{ toJson(github.event) }}"