Added tags route to routes.rb and point to home#index

config/routes.rb

@@ -446,6 +446,7 @@ Rails.application.routes.draw do
  get '/about/dmca', to: 'about#dmca'
  get '/about/sales', to: 'about#sales'
 
+ get '/tags/:tag', to: 'home#index'
  get '/:username', to: 'home#index', as: :short_account
  get '/:username/with_replies', to: 'home#index', as: :short_account_with_replies
  get '/:username/media', to: 'home#index', as: :short_account_media