diff --git a/src/Servers/SimpleWServer/Program.cs b/src/Servers/SimpleWServer/Program.cs
index 80e8340..aebabc3 100644
--- a/src/Servers/SimpleWServer/Program.cs
+++ b/src/Servers/SimpleWServer/Program.cs
@@ -1,51 +1,46 @@
 using System.Net;
 using SimpleW;
+using SimpleW.Observability;
 
-var port = args.Length > 0 && int.TryParse(args[0], out var p) ? p : 8080;
+// logs
+Log.SetSink(Log.ConsoleWriteLine, LogLevel.Trace);
 
+var port = args.Length > 0 && int.TryParse(args[0], out var p) ? p : 8080;
 var server = new SimpleWServer(IPAddress.Any, port);
 
+// default
+server.MapGet("/", () => "OK");
+server.Map("HEAD", "/", () => "OK");
+server.Map("OPTIONS", "/", (HttpSession session) => {
+    return session.Response.AddHeader("Allow", "GET, HEAD, POST, OPTIONS")
+                           .Text("OK");
+});
+
+// post
+server.MapPost("/", (HttpSession session) => session.Response.Text(session.Request.BodyString));
+
+// echo
+server.MapGet("/echo", (HttpSession session) => Echo(session));
+server.MapPost("/echo", (HttpSession session) => Echo(session));
 
+// cookie
 server.MapGet("/cookie", (HttpSession session) => ParseCookies(session));
 server.MapPost("/cookie", (HttpSession session) => ParseCookies(session));
-server.MapGet("/echo", (HttpSession session) =>
-{
-    var sb = new System.Text.StringBuilder();
-    foreach (var h in session.Request.Headers.EnumerateAll())
-        sb.AppendLine($"{h.Key}: {h.Value}");
-    return sb.ToString();
-});
-server.MapPost("/echo", (HttpSession session) =>
-{
+
+static HttpResponse Echo(HttpSession session) {
     var sb = new System.Text.StringBuilder();
-    foreach (var h in session.Request.Headers.EnumerateAll())
+    foreach (var h in session.Request.Headers.EnumerateAll()) {
         sb.AppendLine($"{h.Key}: {h.Value}");
-    return sb.ToString();
-});
-server.MapGet("/", () => "OK");
-server.MapGet("/{path}", () => "OK");
-server.MapPost("/", (HttpSession session) => session.Request.BodyString);
-server.MapPost("/{path}", (HttpSession session) => session.Request.BodyString);
+    }
+    return session.Response.Text(sb.ToString());
+}
 
-static string ParseCookies(HttpSession session)
-{
+static HttpResponse ParseCookies(HttpSession session) {
     var sb = new System.Text.StringBuilder();
-    foreach (var h in session.Request.Headers.EnumerateAll())
-    {
-        if (string.Equals(h.Key, "Cookie", StringComparison.OrdinalIgnoreCase))
-        {
-            foreach (var pair in h.Value.Split(';'))
-            {
-                var trimmed = pair.TrimStart();
-                var eqIdx = trimmed.IndexOf('=');
-                if (eqIdx > 0)
-                    sb.AppendLine($"{trimmed[..eqIdx]}={trimmed[(eqIdx + 1)..]}");
-            }
-        }
+    foreach (var pair in session.Request.Headers.EnumerateCookies()) {
+        sb.AppendLine($"{pair.Key}={pair.Value}");
     }
-    return sb.ToString();
+    return session.Response.Text(sb.ToString());
 }
 
-Console.WriteLine($"SimpleW listening on http://localhost:{port}");
-
 await server.RunAsync();
diff --git a/src/Servers/SimpleWServer/SimpleWServer.csproj b/src/Servers/SimpleWServer/SimpleWServer.csproj
index 7c5e806..aaa9179 100644
--- a/src/Servers/SimpleWServer/SimpleWServer.csproj
+++ b/src/Servers/SimpleWServer/SimpleWServer.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="SimpleW" Version="26.0.0-beta.20260211-1417" />
+    <PackageReference Include="SimpleW" Version="26.0.0-rc.20260312-1555" />
   </ItemGroup>
 
 </Project>