added hello controller and views

web/controllers/hello_controller.ex

@@ -0,0 +1,7 @@
+defmodule PhoenixTraining.HelloController do
+  use PhoenixTraining.Web, :controller
+
+  def index(conn, _params) do
+    conn |> render "index.html", text: "Hello from Controller"
+  end
+end

web/router.ex

@@ -17,6 +17,7 @@ defmodule PhoenixTraining.Router do
     pipe_through :browser # Use the default browser stack
 
     get "/", PageController, :index
+    get "/hello", HelloController, :index
   end
 
   # Other scopes may use custom stacks.

web/templates/hello/index.html.eex

@@ -0,0 +1 @@
+<h1><%= @text %></h1>

web/views/hello_view.ex

@@ -0,0 +1,3 @@
+defmodule PhoenixTraining.HelloView do
+  use PhoenixTraining.Web, :view
+end