chore: Use connection_pool for redis (#5790)

fixes: #3199

config/initializers/01_redis.rb

@@ -2,15 +2,15 @@ Rails.application.reloader.to_prepare do
   # Alfred
   # Add here as you use it for more features
   # Used for Round Robin, Conversation Emails & Online Presence
-  $alfred = ConnectionPool::Wrapper.new(size: 5, timeout: 3) do
+  $alfred = ConnectionPool.new(size: 5, timeout: 3) do
     redis = Rails.env.test? ? MockRedis.new : Redis.new(Redis::Config.app)
     Redis::Namespace.new('alfred', redis: redis, warning: true)
   end
 
   # Velma : Determined protector
   # used in rack attack
-  $velma = ConnectionPool::Wrapper.new(size: 5, timeout: 3) do
-    redis = Rails.env.test? ? MockRedis.new : Redis.new(Redis::Config.app)
-    Redis::Namespace.new('velma', redis: redis, warning: true)
+  $velma = ConnectionPool.new(size: 5, timeout: 3) do
+    config = Rails.env.test? ? MockRedis.new : Redis.new(Redis::Config.app)
+    Redis::Namespace.new('velma', redis: config, warning: true)
   end
 end

config/initializers/rack_attack.rb

@@ -11,7 +11,7 @@ class Rack::Attack
   # Rack::Attack.cache.store = ActiveSupport::Cache::MemoryStore.new
 
   # https://github.com/rack/rack-attack/issues/102
-  Rack::Attack.cache.store = Rack::Attack::StoreProxy::RedisProxy.new($velma)
+  Rack::Attack.cache.store = ActiveSupport::Cache::RedisCacheStore.new(redis: $velma)
 
   class Request < ::Rack::Request
     # You many need to specify a method to fetch the correct remote IP address