Fix rubocop offenses - Requires Ruby 3.1+

app/controllers/concerns/common_behavior.rb

@@ -11,7 +11,7 @@ module CommonBehavior
           notice = result if result.present?
         end
         path = options[:path].try(:call) || @object
-        respond_with_valid_object(format, notice: notice, path: path, status: :created)
+        respond_with_valid_object(format, notice:, path:, status: :created)
       else
         respond_with_invalid_object(format, template: :new)
       end
@@ -51,7 +51,7 @@ module CommonBehavior
           notice = result if result.present?
         end
         path = options[:path] || @object
-        respond_with_valid_object(format, notice: notice, path: path, status: :ok)
+        respond_with_valid_object(format, notice:, path:, status: :ok)
       else
         respond_with_invalid_object(format, template: :edit)
       end

app/controllers/concerns/file_conversion.rb

@@ -16,14 +16,14 @@ module FileConversion
       path = File.dirname(file['name']).sub(%r{^(?>\./|\.)}, '').presence
       file_type = all_file_types.detect {|ft| ft.file_extension == extension } || FileType.new(file_extension: extension)
       CodeOcean::File.new(
-        name: name,
-        path: path,
+        name:,
+        path:,
         size: file['size'],
         owner: file['owner'],
         group: file['group'],
         permissions: file['permissions'],
         updated_at: file['modificationTime'],
-        file_type: file_type
+        file_type:
       )
     end
     [augment_files_for_download(files), directories]

app/controllers/concerns/redirect_behavior.rb

@@ -124,7 +124,7 @@ module RedirectBehavior
       session: session.to_hash,
       submission: @submission.inspect,
       params: params.as_json,
-      current_user: current_user,
+      current_user:,
       lti_exercise_id: session[:lti_exercise_id],
       lti_parameters_id: session[:lti_parameters_id]
     )