Update README.md

README.md

@@ -15,10 +15,27 @@ TBC...
 
 ## TODO
 - [x] statically linked mruby + libuv (single binary)
-- [ ] proof of concept ruby dsl scripting for callbacks to events, similar to ruby rack config.ru
+- [x] proof of concept ruby dsl scripting for callbacks to events, similar to ruby rack config.ru
 ```rb
-get '/' do
-  'Hello world!'
+##
+# mruv socket handler function fizzbuzz example
+#
+def handler(env)
+  n = env.chomp.to_i
+  if n > 0 and n < 100 then
+    if n % 15 == 0 then
+      "fizzbuzz"
+    elsif n % 3 == 0 then
+      "fizz"
+    elsif n % 5 == 0 then
+      "buzz"
+    else
+      env
+    end
+  else
+    "Must be number between 1 and 99"
+  end
 end
+
 ```
 - [ ] support libuv TCP/IP and maybe some file stuff