Including routes helper in a rake task is a rabbit hole

lib/tasks/onboarding_emails.rake

@@ -1,5 +1,3 @@
-include Rails.application.routes.url_helpers
-
 namespace :onboarding_emails do
   desc "Send onboarding emails to private beta users"
   task :send, %i[organisation_id host] => :environment do |_task, args|
@@ -12,7 +10,7 @@ namespace :onboarding_emails do
     raise "Organisation #{organisation_id} does not exist" unless organisation
 
     organisation.users.each do |user|
-      return unless URI::MailTo::EMAIL_REGEXP.match?(user.email)
+      next unless URI::MailTo::EMAIL_REGEXP.match?(user.email)
 
       onboarding_template_id = "b48bc2cd-5887-4611-8296-d0ab3ed0e7fd".freeze
       token = user.send(:set_reset_password_token)

spec/lib/tasks/onboarding_emails_spec.rb

@@ -23,7 +23,7 @@ describe "rake onboarding_emails:send", type: task do
       expect(notify_client).to receive(:send_email).with(
         {
           email_address: user.email,
-          template_id: User::BETA_ONBOARDING_TEMPLATE_ID,
+          template_id: "b48bc2cd-5887-4611-8296-d0ab3ed0e7fd",
           personalisation: {
             name: user.name,
             link: "http://localhost:3000/account/password/edit?reset_password_token=#{reset_password_token}",