add achievement management

db/migrate/20210815130405_create_completed_wow_achievement_criteria.rb

@@ -0,0 +1,13 @@
+class CreateCompletedWowAchievementCriteria < ActiveRecord::Migration[6.1]
+  def change
+    create_table :completed_wow_achievement_criteria do |t|
+      t.integer :amount
+      t.boolean :is_completed
+      t.belongs_to :wow_character
+      t.bigint "wow_achievement_criterium_id"
+      t.index ["wow_achievement_criterium_id"], name: "completed_achievement_criteria_on_achievement_criterium_id"
+
+      t.timestamps
+    end
+  end
+end