Fixed to short title.

app/models/product.rb

@@ -5,7 +5,7 @@ class Product < ApplicationRecord
 
   validates :title, :description, :image_url, :price, presence: true
   validates :price, numericality: {greater_than_or_equal_to: 0.01}
-  validates :title, uniqueness: true, length: { minimum: 5, maximum: 30 }
+  validates :title, uniqueness: true, length: { minimum: 5, maximum: 60 }
   validates :image_url, allow_blank: true, format: {
     with: %r{\.(gif|jpg|png)\Z}i,
     message: 'must be URL for GIF, JPG or PNG image.'