Implement tracks/{show,listen}

db/migrate/20110713182005_create_tracks.rb

@@ -0,0 +1,13 @@
+class CreateTracks < ActiveRecord::Migration
+  def self.up
+    create_table :tracks do |t|
+      t.string :name
+
+      t.timestamps
+    end
+  end
+
+  def self.down
+    drop_table :tracks
+  end
+end