style(rubocop): Style/FrozenStringLiteralComment

api/authenticator.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 authenticator :server do
   friendly_name "Server Authenticator"
   header "X-Server-API-Key", "The API token for a server that you wish to authenticate with.", example: "f29a45f0d4e1744ebaee"

api/controllers/messages_api_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 controller :messages do
   friendly_name "Messages API"
   description "This API allows you to access message details"

api/controllers/send_api_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 controller :send do
   friendly_name "Send API"
   description "This API allows you to send messages"

api/structures/delivery_api_structure.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 structure :delivery do
   basic :id
   basic :status

api/structures/message_api_structure.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 structure :message do
   basic :id
   basic :token