add WowGuild model

app/models/wow_character.rb

@@ -9,6 +9,7 @@ class WowCharacter < ApplicationRecord
   belongs_to :wow_class
   belongs_to :wow_race
   belongs_to :wow_character_title, optional: true
+  belongs_to :wow_guild, optional: true
   belongs_to :last_position, class_name: 'WowGeoPosition', optional: true
   belongs_to :bind_position, class_name: 'WowGeoPosition', optional: true
   has_one :wow_character_medium, dependent: :nullify

app/models/wow_guild.rb

@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+class WowGuild < ApplicationRecord
+  extend Mobility
+  translates :translated_faction
+
+  belongs_to :wow_realm
+  has_many :wow_characters, dependent: :nullify
+
+  validates :name, presence: true
+  validates :guild_id, presence: true, uniqueness: true
+end