add identity_updated_at column to dossier

app/models/dossier.rb

@@ -15,6 +15,7 @@
 #  en_instruction_at                                  :datetime
 #  groupe_instructeur_updated_at                      :datetime
 #  hidden_at                                          :datetime
+#  identity_updated_at                                :datetime
 #  last_avis_updated_at                               :datetime
 #  last_champ_private_updated_at                      :datetime
 #  last_champ_updated_at                              :datetime

db/migrate/20211001143403_add_identity_updated_at_to_dossier.rb

@@ -0,0 +1,5 @@
+class AddIdentityUpdatedAtToDossier < ActiveRecord::Migration[6.1]
+  def change
+    add_column :dossiers, :identity_updated_at, :datetime
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_09_23_083416) do
+ActiveRecord::Schema.define(version: 2021_10_01_143403) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -316,6 +316,7 @@ ActiveRecord::Schema.define(version: 2021_09_23_083416) do
     t.index "to_tsvector('french'::regconfig, (search_terms || private_search_terms))", name: "index_dossiers_on_search_terms_private_search_terms", using: :gin
     t.index "to_tsvector('french'::regconfig, search_terms)", name: "index_dossiers_on_search_terms", using: :gin
     t.bigint "dossier_transfer_id"
+    t.datetime "identity_updated_at"
     t.index ["archived"], name: "index_dossiers_on_archived"
     t.index ["dossier_transfer_id"], name: "index_dossiers_on_dossier_transfer_id"
     t.index ["groupe_instructeur_id"], name: "index_dossiers_on_groupe_instructeur_id"