DEV: Add annotation to model

app/models/silenced_assignment.rb

@@ -3,3 +3,17 @@
 class SilencedAssignment < ActiveRecord::Base
   belongs_to :assignment
 end
+
+# == Schema Information
+#
+# Table name: silenced_assignments
+#
+#  id            :bigint           not null, primary key
+#  assignment_id :bigint           not null
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
+#
+# Indexes
+#
+#  index_silenced_assignments_on_assignment_id  (assignment_id) UNIQUE
+#