Create new model to store deleted dossier metadatas

db/migrate/20180530095508_create_deleted_dossiers.rb

@@ -0,0 +1,12 @@
+class CreateDeletedDossiers < ActiveRecord::Migration[5.2]
+  def change
+    create_table :deleted_dossiers do |t|
+      t.references :procedure
+      t.bigint :dossier_id
+      t.datetime :deleted_at
+      t.string :state
+
+      t.timestamps
+    end
+  end
+end