working form

app/models/author.rb

@@ -0,0 +1,11 @@
+class Author < ApplicationRecord
+
+  has_many :proverbs
+
+  validates :name, presence: true
+  validates :unique_id, presence: true, uniqueness: true
+
+  def identify_uniquely
+    self.unique_id = name.to_s.downcase.gsub(/[\W\s]/,'')
+  end
+end