Use WithResources in EverythingServer sample (#400)

samples/EverythingServer/Resources/SimpleResourceType.cs

@@ -0,0 +1,39 @@
+using ModelContextProtocol.Protocol.Types;
+using ModelContextProtocol.Server;
+using System.ComponentModel;
+
+namespace EverythingServer.Resources;
+
+[McpServerResourceType]
+public class SimpleResourceType
+{
+    [McpServerResource(UriTemplate = "test://direct/text/resource", Name = "Direct Text Resource", MimeType = "text/plain")]
+    [Description("A direct text resource")]
+    public static string DirectTextResource() => "This is a direct resource";
+
+    [McpServerResource(UriTemplate = "test://template/resource/{id}", Name = "Template Resource")]
+    [Description("A template resource with a numeric ID")]
+    public static ResourceContents TemplateResource(RequestContext<ReadResourceRequestParams> requestContext, int id)
+    {
+        int index = id - 1;
+        if ((uint)index >= ResourceGenerator.Resources.Count)
+        {
+            throw new NotSupportedException($"Unknown resource: {requestContext.Params?.Uri}");
+        }
+
+        var resource = ResourceGenerator.Resources[index];
+        return resource.MimeType == "text/plain" ?
+            new TextResourceContents
+            {
+                Text = resource.Description!,
+                MimeType = resource.MimeType,
+                Uri = resource.Uri,
+            } :
+            new BlobResourceContents
+            {
+                Blob = resource.Description!,
+                MimeType = resource.MimeType,
+                Uri = resource.Uri,
+            };
+    }
+}