added 260907 version of worker toolkit

worker-toolkit-flaredown/repo/backend/app/models/user_symptom.rb

@@ -0,0 +1,23 @@
+# == Schema Information
+#
+# Table name: user_symptoms
+#
+#  id         :integer          not null, primary key
+#  user_id    :integer
+#  symptom_id :integer
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#
+
+class UserSymptom < ActiveRecord::Base
+  #
+  # Associations
+  #
+  belongs_to :user
+  belongs_to :symptom
+
+  #
+  # Validations
+  #
+  validates :user, :symptom, presence: true
+end