Remove duplicated attachments

lib/tasks/2019_05_29_migrate_commentaire_pj.rake

@@ -1,38 +0,0 @@
-namespace :'2019_05_29_migrate_commentaire_pj' do
-  task run: :environment do
-    commentaires = Commentaire.where
-      .not(file: nil)
-      .left_joins(:piece_jointe_attachment)
-      .where('active_storage_attachments.id IS NULL')
-      .order(:created_at)
-
-    limit = ENV['LIMIT']
-    if limit
-      commentaires.limit!(limit.to_i)
-    end
-
-    progress = ProgressReport.new(commentaires.count)
-    commentaires.find_each do |commentaire|
-      if commentaire.file.present?
-        dossier = Dossier.unscope(where: :hidden_at).find(commentaire.dossier_id)
-        uri = URI.parse(URI.escape(commentaire.file_url))
-        response = Typhoeus.get(uri)
-        if response.success?
-          filename = commentaire.file.filename || commentaire.file_identifier
-          updated_at = commentaire.updated_at
-          dossier_updated_at = dossier.updated_at
-          commentaire.piece_jointe.attach(
-            io: StringIO.new(response.body),
-            filename: filename,
-            content_type: commentaire.file.content_type,
-            metadata: { virus_scan_result: ActiveStorage::VirusScanner::SAFE }
-          )
-          commentaire.update_column(:updated_at, updated_at)
-          dossier.update_column(:updated_at, dossier_updated_at)
-        end
-      end
-      progress.inc
-    end
-    progress.finish
-  end
-end