Prerequisites and installation in the guide

Author: viktorprogger

docs/guide/en/README.md

@@ -4,6 +4,7 @@ An extension for running tasks asynchronously via queues.
 
 ## Getting started
 
+- [Prerequisites and installation](prerequisites-and-installation.md)
 - [Configuration with yiisoft/config](configuration-with-config.md)
 - [Manual configuration](configuration-manual.md)
 

docs/guide/en/prerequisites-and-installation.md

@@ -0,0 +1,20 @@
+# Prerequisites and installation
+
+## Requirements
+
+- PHP 8.1 or higher.
+- PCNTL extension for signal handling (optional, recommended for production use).
+
+## Installation
+
+Install the package with [Composer](https://getcomposer.org):
+
+```shell
+composer require yiisoft/queue
+```
+
+## Next steps
+
+- [Configuration with yiisoft/config](configuration-with-config.md)
+- [Manual configuration](configuration-manual.md)
+- [Adapter list](adapter-list.md)