add pages controller to enable letsencrypt for the project

+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

+// Place all the styles related to the Pages controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

+class PagesController < ApplicationController
+  def letsencrypt
+		render text: "key goes here..."
+  end
+end
+# vim: set ts=2 sw=2:

+module PagesHelper
+end

+<h1>Pages#letsencrypt</h1>
+<p>Find me in app/views/pages/letsencrypt.html.erb</p>

 Rails.application.routes.draw do
+  get 'pages/letsencrypt'
+
   get 'welcome/index'
 
   # The priority is based upon order of creation: first created -> highest priority.
@@ -7,6 +9,10 @@ Rails.application.routes.draw do
   # You can have the root of your site routed with "root"
   root 'welcome#index'
 
+  # Static pages controller
+  # controller for letsencrypt
+  get '/.well-known/acme-challenge/:id' => 'pages#letsencrypt'
+
   # Example of regular route:
   #   get 'products/:id' => 'catalog#view'
 

+require 'test_helper'
+
+class PagesControllerTest < ActionController::TestCase
+  test "should get letsencrypt" do
+    get :letsencrypt
+    assert_response :success
+  end
+
+end