From 4cc7efcb0856ce980352ab0566bb8b63976e56d5 Mon Sep 17 00:00:00 2001
From: Claire <claire.github-309c@sitedethib.com>
Date: Mon, 13 Sep 2021 18:59:56 +0200
Subject: [PATCH] Fix some Rails frameworks being unnecessarily loaded (#16725)

Saves about 10MiB of memory usage at boot
---
 config/application.rb | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/config/application.rb b/config/application.rb
index 749b8aa58..1761bdc2e 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -1,6 +1,21 @@
 require_relative 'boot'
 
-require 'rails/all'
+require 'rails'
+
+require 'active_record/railtie'
+#require 'active_storage/engine'
+require 'action_controller/railtie'
+require 'action_view/railtie'
+require 'action_mailer/railtie'
+require 'active_job/railtie'
+#require 'action_cable/engine'
+#require 'action_mailbox/engine'
+#require 'action_text/engine'
+#require 'rails/test_unit/railtie'
+require 'sprockets/railtie'
+
+# Used to be implicitly required in action_mailbox/engine
+require 'mail'
 
 # Require the gems listed in Gemfile, including any gems
 # you've limited to :test, :development, or :production.