From e487324388b19c0485d0617f01cb023d3c014358 Mon Sep 17 00:00:00 2001
From: Andreas Finger <andy@mediafinger.com>
Date: Fri, 13 Oct 2023 17:50:33 +0200
Subject: [PATCH] Re-add thread_safe gem as explicit dependency

As Rails 7.1 does no longer require it, but AMS relies on it
---
 active_model_serializers.gemspec | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/active_model_serializers.gemspec b/active_model_serializers.gemspec
index 602cec3fc..468576ffe 100644
--- a/active_model_serializers.gemspec
+++ b/active_model_serializers.gemspec
@@ -40,7 +40,8 @@ Gem::Specification.new do |spec|
   # 'i18n,
   # 'tzinfo'
   spec.add_development_dependency 'minitest', ['~> 5.0', '< 5.11']
-  # 'thread_safe'
+
+  spec.add_dependency 'thread_safe','~> 0.3', '>= 0.3.4'
 
   spec.add_runtime_dependency 'jsonapi-renderer', ['>= 0.1.1.beta1', '< 0.3']
   spec.add_runtime_dependency 'case_transform', '>= 0.2'