make a new pr pipeline build

azure-pipelines.pr.yml

@@ -0,0 +1,20 @@
+# Node.js
+# Build a general Node.js project with npm.
+# Add steps that analyze code, save build artifacts, deploy, and more:
+# https://docs.microsoft.com/azure/devops/pipelines/languages/javascript
+
+trigger: none
+
+pool:
+  vmImage: 'Ubuntu-16.04'
+
+steps:
+  - task: NodeTool@0
+    inputs:
+      versionSpec: '10.x'wan
+    displayName: 'Install Node.js'
+
+  - script: |
+      npm install
+      npm run build
+    displayName: 'npm install, build'

azure-pipelines.yml

@@ -14,7 +14,7 @@ pool:
 steps:
   - task: NodeTool@0
     inputs:
-      versionSpec: '10.x'
+      versionSpec: '10.x'wan
     displayName: 'Install Node.js'
 
   - script: |