Add home page with playlists list and link to add a track

app/controllers/home_controller.rb

@@ -0,0 +1,5 @@
+class HomeController < ApplicationController
+  def index
+    @playlists = Playlist.all
+  end
+end

app/views/home/index.html.haml

@@ -0,0 +1,4 @@
+= link_to 'Add a track', new_track_path
+%ul
+  - @playlists.each do |p|
+    %li= p.name

app/views/playlists/index.html.haml

@@ -1,5 +1,4 @@
 = link_to 'Create playlist', new_playlist_path
-= link_to 'Add a track', new_track_path
 %ul
   - @playlists.each do |p|
     %li