Create/overwrite NuGet.Config file before publishing and delete after this.

Author: avimra

Publish/NuGetPublish.csproj

@@ -52,7 +52,11 @@
   <!-- If package-lock.json has changed, perform an NPM install -->
   <Target Name="PublishToNuget" AfterTargets="Pack" DependsOnTargets="Pack">
     <Message Importance="high" Text="Publish nupkg %(NugetPublishInput.Identity) to server" />
-    <Exec Command="dotnet nuget add source $(DoNugetFeedUrl) --username $(DoNugetFeedUserName) --password $(DoNugetFeedPassword) --store-password-in-clear-text" WorkingDirectory="$(SolutionDir)_Build\Release\packages" />
+    <!-- Create empty valid NuGet.Config file and add credentials there -->
+    <WriteLinesToFile File="$(SolutionDir)_Build\Release\packages\NuGet.Config" Lines="&lt;?xml version=&quot;1.0&quot; encoding=&quot;utf-8&quot;?&gt;&lt;configuration&gt;&lt;/configuration&gt;" Overwrite="True" />
+    <Exec Command="dotnet nuget add source $(DoNugetFeedUrl) --username $(DoNugetFeedUserName) --password $(DoNugetFeedPassword) --store-password-in-clear-text --configfile NuGet.Config" WorkingDirectory="$(SolutionDir)_Build\Release\packages" />
+    <!-- Push packages using credentials from NuGet.Config file and then delete NuGet.Config  -->
     <Exec Command="dotnet nuget push %(NugetPublishInput.Identity) --force-english-output --timeout 60 --api-key az --source $(DoNugetFeedUrl)" WorkingDirectory="$(SolutionDir)_Build\Release\packages" />
+    <Delete Files="$(SolutionDir)_Build\Release\packages\NuGet.Config" />
   </Target>
 </Project>