Refactor IPAM model classes to use records for Address, Subnetwork, Vlan, Vrf, Section, Tag, Domain, Nameserver, and Session; enhance documentation and implement value equality for records.

classlib.tests/Cmdlets/NewSessionCmdletTests.cs

@@ -93,11 +93,18 @@ public class NewSessionCmdletTests : IDisposable
         session.URL.Should().Be("https://ipam.example.com");
         session.AppID.Should().Be("testapp");
         session.Token.Should().Be("my-api-token");
-        session.AuthType.Should().Be(AuthType.token);
+        session.AuthType.Should().Be(AuthType.Token);
         session.Expires.Should().BeNull();
         session.Credentials.Should().BeNull();
 
         // Verify it was set as current session
         SessionManager.CurrentSession.Should().BeSameAs(session);
     }
+
+    [Fact]
+    public void NewSessionCmdlet_InheritsFromBaseCmdlet()
+    {
+        var cmdlet = new NewSessionCmdlet();
+        cmdlet.Should().BeAssignableTo<BaseCmdlet>();
+    }
 }