cleanup existing routes and add frontend route handler

Author: yohangz

conf/routes

@@ -2,12 +2,8 @@
 # This file defines all application routes (Higher priority routes first)
 # ~~~~
 
-# An example controller showing a sample home page
-GET     /                           controllers.HomeController.index
-# An example controller showing how to use dependency injection
-GET     /count                      controllers.CountController.count
-# An example controller showing how to write asynchronous code
-GET     /message                    controllers.AsyncController.message
+# Load Angular index page
+GET     /                           controllers.Assets.at(path="/public/ui", file="index.html")
 
 # Map static resources from the /public folder to the /assets URL path
-GET     /assets/*file               controllers.Assets.versioned(path="/public", file: Asset)
+GET     /*file                      controllers.Assets.versioned(path="/public/ui", file: Asset)