Move to its own file.

Author: localden

src/ModelContextProtocol.AspNetCore/Auth/McpAuthenticationHandler.cs

@@ -64,14 +64,3 @@ protected override Task HandleChallengeAsync(AuthenticationProperties properties
         return base.HandleChallengeAsync(properties);
     }
 }
-
-/// <summary>
-/// Options for the MCP authentication handler.
-/// </summary>
-public class McpAuthenticationOptions : AuthenticationSchemeOptions
-{
-    /// <summary>
-    /// The URI to the resource metadata document.
-    /// </summary>
-    public Uri? ResourceMetadataUri { get; set; }
-}

src/ModelContextProtocol.AspNetCore/Auth/McpAuthenticationOptions.cs

@@ -0,0 +1,14 @@
+using Microsoft.AspNetCore.Authentication;
+
+namespace ModelContextProtocol.AspNetCore.Auth;
+
+/// <summary>
+/// Options for the MCP authentication handler.
+/// </summary>
+public class McpAuthenticationOptions : AuthenticationSchemeOptions
+{
+    /// <summary>
+    /// The URI to the resource metadata document.
+    /// </summary>
+    public Uri? ResourceMetadataUri { get; set; }
+}