Enable frozen string for app/workers/**/*.rb

Partially addresses #47424.

app/workers/ci/archive_traces_cron_worker.rb

+# frozen_string_literal: true
+
 module Ci
   class ArchiveTracesCronWorker
     include ApplicationWorker

app/workers/ci/build_trace_chunk_flush_worker.rb

+# frozen_string_literal: true
+
 module Ci
   class BuildTraceChunkFlushWorker
     include ApplicationWorker

app/workers/concerns/application_worker.rb

+# frozen_string_literal: true
+
 Sidekiq::Worker.extend ActiveSupport::Concern
 
 module ApplicationWorker

app/workers/concerns/cluster_applications.rb

+# frozen_string_literal: true
+
 module ClusterApplications
   extend ActiveSupport::Concern
 

app/workers/concerns/cluster_queue.rb

+# frozen_string_literal: true
+
 ##
 # Concern for setting Sidekiq settings for the various Gcp clusters workers.
 #

app/workers/concerns/cronjob_queue.rb

+# frozen_string_literal: true
+
 # Concern that sets various Sidekiq settings for workers executed using a
 # cronjob.
 module CronjobQueue

app/workers/concerns/exception_backtrace.rb

+# frozen_string_literal: true
+
 # Concern for enabling a few lines of exception backtraces in Sidekiq
 module ExceptionBacktrace
   extend ActiveSupport::Concern

app/workers/concerns/gitlab/github_import/queue.rb

+# frozen_string_literal: true
+
 module Gitlab
   module GithubImport
     module Queue

app/workers/concerns/mail_scheduler_queue.rb

+# frozen_string_literal: true
+
 module MailSchedulerQueue
   extend ActiveSupport::Concern
 

app/workers/concerns/new_issuable.rb

+# frozen_string_literal: true
+
 module NewIssuable
   attr_reader :issuable, :user
 

app/workers/concerns/object_storage_queue.rb

+# frozen_string_literal: true
+
 # Concern for setting Sidekiq settings for the various GitLab ObjectStorage workers.
 module ObjectStorageQueue
   extend ActiveSupport::Concern

app/workers/concerns/pipeline_background_queue.rb

+# frozen_string_literal: true
+
 ##
 # Concern for setting Sidekiq settings for the low priority CI pipeline workers.
 #

app/workers/concerns/pipeline_queue.rb

+# frozen_string_literal: true
+
 ##
 # Concern for setting Sidekiq settings for the various CI pipeline workers.
 #

app/workers/concerns/project_import_options.rb

+# frozen_string_literal: true
+
 module ProjectImportOptions
   extend ActiveSupport::Concern
 

app/workers/concerns/project_start_import.rb

+# frozen_string_literal: true
+
 # Used in EE by mirroring
 module ProjectStartImport
   def start(project)

app/workers/concerns/repository_check_queue.rb

+# frozen_string_literal: true
+
 # Concern for setting Sidekiq settings for the various repository check workers.
 module RepositoryCheckQueue
   extend ActiveSupport::Concern

app/workers/concerns/waitable_worker.rb

+# frozen_string_literal: true
+
 module WaitableWorker
   extend ActiveSupport::Concern
 

app/workers/mail_scheduler/issue_due_worker.rb

+# frozen_string_literal: true
+
 module MailScheduler
   class IssueDueWorker
     include ApplicationWorker

app/workers/mail_scheduler/notification_service_worker.rb

+# frozen_string_literal: true
+
 require 'active_job/arguments'
 
 module MailScheduler

app/workers/object_storage/background_move_worker.rb

+# frozen_string_literal: true
+
 module ObjectStorage
   class BackgroundMoveWorker
     include ApplicationWorker

app/workers/repository_check/batch_worker.rb

+# frozen_string_literal: true
+
 module RepositoryCheck
   class BatchWorker
     include ApplicationWorker

app/workers/repository_check/clear_worker.rb

+# frozen_string_literal: true
+
 module RepositoryCheck
   class ClearWorker
     include ApplicationWorker

app/workers/repository_check/single_repository_worker.rb

+# frozen_string_literal: true
+
 module RepositoryCheck
   class SingleRepositoryWorker
     include ApplicationWorker

changelogs/unreleased/frozen-string-enable-app-workers-2.yml

+---
+title: Finish enabling frozen string for app/workers/*.rb
+merge_request: 20197
+author: gfyoung
+type: other