adding build yaml

CodeCoverage.runsettings

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+<?xml version="1.0" encoding="utf-8"?>
+<!-- File name extension must be .runsettings -->
+<RunSettings>
+  <DataCollectionRunSettings>
+    <DataCollectors>
+      <DataCollector friendlyName="Code Coverage" uri="datacollector://Microsoft/CodeCoverage/2.0" assemblyQualifiedName="Microsoft.VisualStudio.Coverage.DynamicCoverageDataCollector, Microsoft.VisualStudio.TraceCollector, Version=11.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+        <Configuration>
+          <CodeCoverage>
+
+            <!--
+About include/exclude lists:
+Empty "Include" clauses imply all; empty "Exclude" clauses imply none.
+Each element in the list is a regular expression (ECMAScript syntax). See http://msdn.microsoft.com/library/2k3te2cs.aspx.
+An item must first match at least one entry in the include list to be included.
+Included items must then not match any entries in the exclude list to remain included.
+-->
+
+            <!-- Match assembly file paths: -->
+            <ModulePaths>
+              <Include>
+                <ModulePath>.*Prism.*\.dll$</ModulePath>
+              </Include>
+              <Exclude>
+                <ModulePath>.*Tests.*</ModulePath>
+              </Exclude>
+            </ModulePaths>
+
+          </CodeCoverage>
+        </Configuration>
+      </DataCollector>
+    </DataCollectors>
+  </DataCollectionRunSettings>
+</RunSettings>

azure-pipelines.yml

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+trigger:
+- master
+- rel/*
+
+name: $(Build.BuildId)
+
+pool:
+  vmImage: vs2017-win2016
+
+variables:
+  BuildPlatform: 'Any CPU'
+  BuildConfiguration: 'Release'
+
+steps:
+- task: NuGetToolInstaller@0
+  displayName: Use NuGet 4.7.1
+  inputs:
+    versionSpec: 4.7.1
+
+- task: NuGetCommand@2
+  displayName: 'NuGet restore'
+  inputs:
+    feedsToUse: config
+    nugetConfigPath: NuGet.config
+
+- task: MSBuild@1
+  displayName: Build Prism.Plugin.Popups
+  inputs:
+    solution: Prism.Plugin.Popups.sln
+    platform: '$(BuildPlatform)'
+    configuration: '$(BuildConfiguration)'
+
+- powershell: ./Sign-Packages.ps1
+  workingDirectory: build
+  displayName: Authenticode Sign Artifacts
+  env:
+    SignClientUser: $(SignClientUser)
+    SignClientSecret: $(SignClientSecret)
+    SignClientClientId: $(SignClientClientId)
+    SignClientTenantId: $(SignClientTenantId)
+    SignServiceResourceId: $(SignServiceResourceId)
+  condition: and(succeeded(), eq(variables['system.pullrequest.isfork'], false))
+
+- task: PublishBuildArtifacts@1
+  displayName: Publish Package Artifacts
+  inputs:
+    PathtoPublish: '$(Build.ArtifactStagingDirectory)'
+    ArtifactName: NuGet
+  condition: and(succeeded(), eq(variables['system.pullrequest.isfork'], false))
+
+- task: DotNetCoreCLI@2
+  displayName: Run Unit Tests
+  inputs:
+    command: test
+    projects: tests/**/*.csproj
+    arguments: -c $(BuildConfiguration) --collect:"Code Coverage" -s $(System.DefaultWorkingDirectory)/CodeCoverage.runsettings --no-build