Added new stage

build/azure-pipelines.yml

@@ -99,6 +99,39 @@ stages:
                   inputs:
                       command: test
                       projects: '**\Umbraco.Tests.Integration.csproj'
+    - stage: Acceptance_Tests
+      displayName: Acceptance Tests
+      dependsOn: []
+      jobs:
+          - job: Windows
+            displayName: Windows
+            pool:
+                vmImage: windows-latest
+            steps:
+                - task: UseDotNet@2
+                  displayName: Use .Net Core sdk 5.x
+                  inputs:
+                      version: 5.x
+                - task: DotNetCoreCLI@2
+                  displayName: dotnet build
+                  inputs:
+                      command: build
+                      projects: '**/Umbraco.Web.UI.Netcore.csproj'
+                - task: NodeTool@0
+                  displayName: Use Node 11.x
+                  inputs:
+                  versionSpec: 11.x
+                - task: Npm@1
+                  displayName: npm install
+                  inputs:
+                    workingDir: src\Umbraco.Web.UI.Client
+                    verbose: false
+                - task: gulp@0
+                  displayName: gulp build
+                  inputs:
+                    gulpFile: src\Umbraco.Web.UI.Client\gulpfile.js
+                    targets: build
+                    workingDirectory: src\Umbraco.Web.UI.Client
     - stage: Artifacts
       dependsOn: []
       jobs: