initial rebuild from v1

app/models/wow_realm.rb

@@ -0,0 +1,10 @@
+class WowRealm < ApplicationRecord
+  extend Mobility
+  translates :name, :category, :realm_type
+
+  has_many :wow_characters, dependent: :nullify
+
+  validates :name, presence: true
+  validates :slug, presence: true
+  validates :realm_id, presence: true, uniqueness: true
+end