Add widget cards to homepage

db/migrate/20180516091302_create_widget_cards.rb

@@ -0,0 +1,15 @@
+class CreateWidgetCards < ActiveRecord::Migration
+  def change
+    create_table :widget_cards do |t|
+      t.string :title
+      t.text :description
+      t.string :link_text
+      t.string :link_url
+      t.string :button_text
+      t.string :button_url
+      t.boolean :header, default: false
+      t.string :alignment
+      t.timestamps null: false
+    end
+  end
+end