remove useless snapshot

app/dashboards/export_dashboard.rb

@@ -17,7 +17,6 @@ class ExportDashboard < Administrate::BaseDashboard
     job_status: Field::Select.with_options(searchable: false, collection: -> (field) { field.resource.class.send(field.attribute.to_s.pluralize).keys }),
     key: Field::Text,
     procedure_presentation: IdField,
-    procedure_presentation_snapshot: Field::String.with_options(searchable: false),
     statut: Field::Select.with_options(searchable: false, collection: -> (field) { field.resource.class.send(field.attribute.to_s.pluralize).keys }),
     time_span_type: Field::Select.with_options(searchable: false, collection: -> (field) { field.resource.class.send(field.attribute.to_s.pluralize).keys }),
     created_at: Field::DateTime.with_options(format: "%d/%m %H:%M:%S"),
@@ -34,7 +33,7 @@ class ExportDashboard < Administrate::BaseDashboard
 
   # SHOW_PAGE_ATTRIBUTES
   # an array of attributes that will be displayed on the model's show page.
-  SHOW_PAGE_ATTRIBUTES = [:id, :procedure, :job_status, :format, :statut, :file, :groupe_instructeurs, :key, :procedure_presentation, :procedure_presentation_snapshot, :time_span_type, :created_at, :updated_at].freeze
+  SHOW_PAGE_ATTRIBUTES = [:id, :procedure, :job_status, :format, :statut, :file, :groupe_instructeurs, :key, :procedure_presentation, :time_span_type, :created_at, :updated_at].freeze
 
   # FORM_ATTRIBUTES
   # an array of attributes that will be displayed

app/models/export.rb

@@ -3,6 +3,8 @@
 class Export < ApplicationRecord
   include TransientModelsWithPurgeableJobConcern
 
+  self.ignored_columns += ["procedure_presentation_snapshot"]
+
   MAX_DUREE_CONSERVATION_EXPORT = 32.hours
   MAX_DUREE_GENERATION = 16.hours
 
@@ -59,7 +61,6 @@ class Export < ApplicationRecord
 
   def compute
     self.dossiers_count = dossiers_for_export.count
-    load_snapshot!
 
     file.attach(blob.signed_id) # attaching a blob directly might run identify/virus scanner and wipe it
   end
@@ -94,7 +95,6 @@ class Export < ApplicationRecord
     create!(**attributes, groupe_instructeurs:,
                           user_profile:,
                           procedure_presentation:,
-                          procedure_presentation_snapshot: procedure_presentation&.snapshot,
                           filtered_columns:,
                           sorted_column:)
   end
@@ -129,12 +129,6 @@ class Export < ApplicationRecord
 
   private
 
-  def load_snapshot!
-    if procedure_presentation_snapshot.present?
-      procedure_presentation.attributes = procedure_presentation_snapshot
-    end
-  end
-
   def dossiers_for_export
     @dossiers_for_export ||= begin
       dossiers = Dossier.where(groupe_instructeur: groupe_instructeurs)

app/models/procedure_presentation.rb

@@ -73,10 +73,6 @@ class ProcedurePresentation < ApplicationRecord
     nil
   end
 
-  def snapshot
-    slice(:filters, :sort, :displayed_fields)
-  end
-
   private
 
   def find_type_de_champ(column)