Modernize code.

Author: ioquatix

.github/copilot-instructions.md

@@ -2,7 +2,7 @@
 
 ## Use Agent Context
 
-When working on this project, consult the `agent.md` file for project-specific guidelines, architecture decisions, and development patterns. This file contains curated information that will help you make better decisions aligned with the project's goals and standards.
+When working on this project, consult the `agents.md` file for project-specific guidelines, architecture decisions, and development patterns. This file contains curated information that will help you make better decisions aligned with the project's goals and standards.
 
 If the file does not exist, you will need to install it, by running the following command:
 

.gitignore

@@ -1,4 +1,4 @@
-/agent.md
+/agents.md
 /.context
 /.bundle
 /pkg

.rubocop.yml

@@ -1,4 +1,5 @@
 plugins:
+  - rubocop-md
   - rubocop-socketry
 
 AllCops:

examples/container.rb

@@ -2,7 +2,7 @@
 # frozen_string_literal: true
 
 # Released under the MIT License.
-# Copyright, 2019-2024, by Samuel Williams.
+# Copyright, 2019-2025, by Samuel Williams.
 # Copyright, 2019, by Yuji Yaginuma.
 # Copyright, 2022, by Anton Sozontov.
 

gems.rb

@@ -12,6 +12,8 @@
 	gem "bake-modernize"
 	gem "bake-releases"
 
+	gem "agent-context"
+	
 	gem "utopia-project"
 end
 
@@ -22,6 +24,7 @@
 
 	gem "rubocop"
 	gem "rubocop-socketry"
+	gem "rubocop-md"
 
 	gem "metrics"
 

guides/getting-started/readme.md

@@ -22,7 +22,7 @@ $ bundle add async-container
 A container represents a set of child processes (or threads) which are doing work for you.
 
 ``` ruby
-require 'async/container'
+require "async/container"
 
 Console.logger.debug!
 
@@ -63,7 +63,7 @@ This gives well-behaved processes multiple opportunities to shut down gracefully
 The controller provides the life-cycle management for one or more containers of processes. It provides behaviour like starting, restarting, reloading and stopping. You can see some [example implementations in Falcon](https://github.com/socketry/falcon/blob/master/lib/falcon/controller/). If the process running the controller receives `SIGHUP` it will recreate the container gracefully.
 
 ``` ruby
-require 'async/container'
+require "async/container"
 
 Console.logger.debug!
 
@@ -73,7 +73,7 @@ class Controller < Async::Container::Controller
 		# or Async::Container::Threaded.new
 		# or Async::Container::Hybrid.new
 	end
-	 
+  
 	def setup(container)
 		container.run count: 2, restart: true do |instance|
 			while true

lib/async/container/group.rb

@@ -12,7 +12,7 @@ module Async
 	module Container
 		# The default timeout for interrupting processes, before escalating to terminating.
 		INTERRUPT_TIMEOUT = ENV.fetch("ASYNC_CONTAINER_INTERRUPT_TIMEOUT", 10).to_f
-
+		
 		# The default timeout for terminating processes, before escalating to killing.
 		TERMINATE_TIMEOUT = ENV.fetch("ASYNC_CONTAINER_TERMINATE_TIMEOUT", 10).to_f