fix readme a bit

test/test_session_management.exs

@@ -90,14 +90,17 @@ defmodule SessionManagementTest do
         case Jason.decode(body) do
           {:ok, %{"result" => _result}} ->
             IO.puts("   ✅ Valid MCP response received")
+
           {:ok, %{"error" => error}} ->
             IO.puts("   ⚠️  MCP error: #{inspect(error)}")
+
           _ ->
             IO.puts("   ❌ Invalid response format")
         end
 
       {:ok, %HTTPoison.Response{status_code: status_code, body: body}} ->
         IO.puts("❌ Request failed with status #{status_code}")
+
         case Jason.decode(body) do
           {:ok, parsed} -> IO.puts("   Error: #{inspect(parsed)}")
           _ -> IO.puts("   Body: #{body}")