Refactor code structure and optimize performance across multiple modules

src/__Tests/StellaOps.Microservice.Tests/EndpointDiscoveryTests.cs

@@ -2,6 +2,7 @@ using System.Reflection;
 using StellaOps.Microservice;
 using Xunit;
 
+using StellaOps.TestKit;
 namespace StellaOps.Microservice.Tests;
 
 // Test endpoint classes
@@ -23,7 +24,8 @@ public record TestResponse;
 
 public class EndpointDiscoveryTests
 {
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void StellaEndpointAttribute_StoresMethodAndPath()
     {
         // Arrange & Act
@@ -34,7 +36,8 @@ public class EndpointDiscoveryTests
         Assert.Equal("/api/test", attr.Path);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void StellaEndpointAttribute_NormalizesMethod()
     {
         // Arrange & Act
@@ -44,7 +47,8 @@ public class EndpointDiscoveryTests
         Assert.Equal("GET", attr.Method);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void StellaEndpointAttribute_DefaultTimeoutIs30Seconds()
     {
         // Arrange & Act
@@ -54,7 +58,8 @@ public class EndpointDiscoveryTests
         Assert.Equal(30, attr.TimeoutSeconds);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ReflectionDiscovery_FindsEndpointsInCurrentAssembly()
     {
         // Arrange
@@ -77,7 +82,8 @@ public class EndpointDiscoveryTests
         Assert.Contains(endpoints, e => e.Method == "POST" && e.Path == "/api/create");
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ReflectionDiscovery_SetsServiceNameAndVersion()
     {
         // Arrange
@@ -100,7 +106,8 @@ public class EndpointDiscoveryTests
         Assert.Equal("2.0.0", endpoint.Version);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ReflectionDiscovery_SetsStreamingAndTimeout()
     {
         // Arrange