added 260907 version of worker toolkit

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

@@ -0,0 +1,18 @@
+class Pattern
+  include Mongoid::Document
+  include Mongoid::Timestamps
+
+  field :encrypted_user_id, type: String, encrypted: {type: :integer}
+  field :start_at, type: Date
+  field :end_at, type: Date
+  field :includes, type: Array, default: []
+  field :name, type: String
+
+  index(encrypted_user_id: 1)
+
+  validates :encrypted_user_id, presence: true
+
+  def author
+    @author ||= User.find_by(id: SymmetricEncryption.decrypt(encrypted_user_id))
+  end
+end