Update azure-pipelines.yml for Azure Pipelines

Author: davidbritch

azure-pipelines.yml

@@ -1,15 +1,4 @@
 jobs:
-  - job: build_uwp_samples
-    displayName: Build UWP samples
-    pool:
-      vmImage: windows-2019
-    steps:
-      - task: MSBuild@1
-        displayName: Build UWP samples
-        inputs:
-          solution: '**/*.UWP.csproj'
-          configuration: 'Debug'
-          msbuildArguments: '/restore /t:Build /p:AppxPackage=false /p:ContinuousIntegrationBuild=true /p:Deterministic=false'    
   - job: build_ios_samples
     displayName: Build iOS samples
     pool:
@@ -28,3 +17,28 @@ jobs:
           solution: '**/*.iOS.csproj'
           configuration: 'Debug'
           msbuildArguments: '/restore /t:Build /p:ContinuousIntegrationBuild=true /p:Deterministic=false'
+  - job: build_android_samples
+    displayName: Build Android samples
+    pool:
+      vmImage: 'macos-latest'
+    steps:
+      - script: sudo $AGENT_HOMEDIRECTORY/scripts/select-xamarin-sdk.sh 5_12_0
+        displayName: 'Select the Xamarin SDK version'
+        enabled: false
+      - task: MSBuild@1
+        displayName: Build Android samples
+        inputs:
+          solution: '**/*Droid*.csproj'
+          configuration: 'Debug'
+          msbuildArguments: '/restore /t:Build /p:ContinuousIntegrationBuild=true /p:Deterministic=false'    
+  - job: build_uwp_samples
+    displayName: Build UWP samples
+    pool:
+      vmImage: windows-2019
+    steps:
+      - task: MSBuild@1
+        displayName: Build UWP samples
+        inputs:
+          solution: '**/*.UWP.csproj'
+          configuration: 'Debug'
+          msbuildArguments: '/restore /t:Build /p:AppxPackage=false /p:ContinuousIntegrationBuild=true /p:Deterministic=false'