build number in nuget package.

build.cake

@@ -90,7 +90,7 @@ Task("Pack")
         Information($"Pack: {name}");
         DotNetCorePack($"{path}/{name}/{name}.csproj", new DotNetCorePackSettings {
             Configuration = parameters.Configuration,
-            VersionSuffix = parameters.VersionSuffix,
+            VersionSuffix = "parameters.VersionSuffix",
             OutputDirectory = $"{parameters.Artifacts}/nuget",
             EnvironmentVariables = new Dictionary<string, string>
             {

parameters.cake

@@ -26,6 +26,8 @@ public class Parameters
             VersionSuffix = build != null ? $"-build{build}" : "";
         }
 
+        Version += "-build" + context.EnvironmentVariable("BUILD_BUILDNUMBER");
+
         NuGetPushBranch = "master";
         NuGetPushRepoName = "AvaloniaUI/Avalonia.Native";