Refactor code structure and optimize performance across multiple modules

src/TaskRunner/StellaOps.TaskRunner/StellaOps.TaskRunner.Tests/PackRunProvenanceWriterTests.cs

@@ -7,11 +7,14 @@ using StellaOps.TaskRunner.Core.TaskPacks;
 using StellaOps.TaskRunner.Infrastructure.Execution;
 using Xunit;
 
+
+using StellaOps.TestKit;
 namespace StellaOps.TaskRunner.Tests;
 
 public sealed class PackRunProvenanceWriterTests
 {
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public async Task Filesystem_writer_emits_manifest()
     {
         var (context, state) = CreateRunState();