Enable more frozen string in app/services/**/*.rb

Partially addresses #47424.

9 files changed, 18 insertions, 0 deletions

diff --git a/app/services/users/activity_service.rb b/app/services/users/activity_service.rb
index 5803404c3c8..54badcfe1a3 100644
--- a/app/services/users/activity_service.rb
+++ b/app/services/users/activity_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   class ActivityService
     def initialize(author, activity)
diff --git a/app/services/users/build_service.rb b/app/services/users/build_service.rb
index 4fb6d221909..c69b46cab5a 100644
--- a/app/services/users/build_service.rb
+++ b/app/services/users/build_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   class BuildService < BaseService
     def initialize(current_user, params = {})
diff --git a/app/services/users/create_service.rb b/app/services/users/create_service.rb
index c8a3c461d60..2ac6dfd90fa 100644
--- a/app/services/users/create_service.rb
+++ b/app/services/users/create_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   class CreateService < BaseService
     include NewUserNotifier
diff --git a/app/services/users/destroy_service.rb b/app/services/users/destroy_service.rb
index 06b604dad4d..4bc78b5b64e 100644
--- a/app/services/users/destroy_service.rb
+++ b/app/services/users/destroy_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   class DestroyService
     attr_accessor :current_user
diff --git a/app/services/users/last_push_event_service.rb b/app/services/users/last_push_event_service.rb
index 57e446d7f30..a9c9497520b 100644
--- a/app/services/users/last_push_event_service.rb
+++ b/app/services/users/last_push_event_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   # Service class for caching and retrieving the last push event of a user.
   class LastPushEventService
diff --git a/app/services/users/migrate_to_ghost_user_service.rb b/app/services/users/migrate_to_ghost_user_service.rb
index a2833b1e051..4d47078bf43 100644
--- a/app/services/users/migrate_to_ghost_user_service.rb
+++ b/app/services/users/migrate_to_ghost_user_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # When a user is destroyed, some of their associated records are
 # moved to a "Ghost User", to prevent these associated records from
 # being destroyed.
diff --git a/app/services/users/refresh_authorized_projects_service.rb b/app/services/users/refresh_authorized_projects_service.rb
index f028f5eb0d4..23b63aaabdf 100644
--- a/app/services/users/refresh_authorized_projects_service.rb
+++ b/app/services/users/refresh_authorized_projects_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   # Service for refreshing the authorized projects of a user.
   #
diff --git a/app/services/users/respond_to_terms_service.rb b/app/services/users/respond_to_terms_service.rb
index 06d660186cf..9efa3b285a8 100644
--- a/app/services/users/respond_to_terms_service.rb
+++ b/app/services/users/respond_to_terms_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   class RespondToTermsService
     def initialize(user, term)
diff --git a/app/services/users/update_service.rb b/app/services/users/update_service.rb
index 15ca1a55a5b..6dadb5a4eac 100644
--- a/app/services/users/update_service.rb
+++ b/app/services/users/update_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   class UpdateService < BaseService
     include NewUserNotifier