create a welcome controller, index view, root route, and hello world …

…example in html
wclittle · Nov 19, 2020 · 62524f0 · 62524f0
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diff --git a/app/controllers/welcome_controller.rb b/app/controllers/welcome_controller.rb
@@ -0,0 +1,3 @@
+class WelcomeController < ApplicationController
+    def index; end
+end
diff --git a/app/views/welcome/index.html.erb b/app/views/welcome/index.html.erb
@@ -0,0 +1 @@
+<h1>Hello World!</h1>
diff --git a/config/routes.rb b/config/routes.rb
@@ -1,3 +1,4 @@
 Rails.application.routes.draw do
   # For details on the DSL available within this file, see https://guides.rubyonrails.org/routing.html
+  root to: 'welcome#index'
 end