Issue #50: Replace Psalm with PHPStan

Author: Howriq

docs/book/v3/overview.md

@@ -4,17 +4,3 @@
 
 - `Dot\ErrorHandler\ErrorHandler`, same as the Zend Expressive error handling class with the only difference being the removal of the `final` statement for making extension possible
 - `Dot\ErrorHandler\LogErrorHandler` adds logging support to the default `ErrorHandler` class
-
-## Badges
-
-![OSS Lifecycle](https://img.shields.io/osslifecycle/dotkernel/dot-errorhandler)
-![PHP from Packagist (specify version)](https://img.shields.io/packagist/php-v/dotkernel/dot-errorhandler/4.3.0)
-
-[![GitHub issues](https://img.shields.io/github/issues/dotkernel/dot-errorhandler)](https://github.com/dotkernel/dot-errorhandler/issues)
-[![GitHub forks](https://img.shields.io/github/forks/dotkernel/dot-errorhandler)](https://github.com/dotkernel/dot-errorhandler/network)
-[![GitHub stars](https://img.shields.io/github/stars/dotkernel/dot-errorhandler)](https://github.com/dotkernel/dot-errorhandler/stargazers)
-[![GitHub license](https://img.shields.io/github/license/dotkernel/dot-errorhandler)](https://github.com/dotkernel/dot-errorhandler/blob/4.1/LICENSE)
-
-[![Build Static](https://github.com/dotkernel/dot-errorhandler/actions/workflows/continuous-integration.yml/badge.svg?branch=4.1)](https://github.com/dotkernel/dot-errorhandler/actions/workflows/continuous-integration.yml)
-[![codecov](https://codecov.io/gh/dotkernel/dot-errorhandler/branch/4.1/graph/badge.svg?token=0KIJARS5RS)](https://codecov.io/gh/dotkernel/dot-errorhandler)
-[![PHPStan](https://github.com/dotkernel/dot-errorhandler/actions/workflows/static-analysis.yml/badge.svg?branch=4.1)](https://github.com/dotkernel/dot-errorhandler/actions/workflows/static-analysis.yml)

docs/book/v4/overview.md

@@ -1,19 +1,23 @@
 # Overview
 
-dot-errorhandler is Dotkernel's PSR-15 compliant error handler.
+`dot-errorhandler` is Dotkernel's logging error handler, providing two options:
+
+- `Dot\ErrorHandler\ErrorHandler`, same as the Zend Expressive error handling class with the only difference being the removal of the `final` statement for making extension possible
+- `Dot\ErrorHandler\LogErrorHandler` adds logging support to the default `ErrorHandler` class
 
 ## Badges
 
 ![OSS Lifecycle](https://img.shields.io/osslifecycle/dotkernel/dot-errorhandler)
-![PHP from Packagist (specify version)](https://img.shields.io/packagist/php-v/dotkernel/dot-errorhandler/4.1.1)
+![PHP from Packagist (specify version)](https://img.shields.io/packagist/php-v/dotkernel/dot-errorhandler/4.3.0)
 
 [![GitHub issues](https://img.shields.io/github/issues/dotkernel/dot-errorhandler)](https://github.com/dotkernel/dot-errorhandler/issues)
 [![GitHub forks](https://img.shields.io/github/forks/dotkernel/dot-errorhandler)](https://github.com/dotkernel/dot-errorhandler/network)
 [![GitHub stars](https://img.shields.io/github/stars/dotkernel/dot-errorhandler)](https://github.com/dotkernel/dot-errorhandler/stargazers)
 [![GitHub license](https://img.shields.io/github/license/dotkernel/dot-errorhandler)](https://github.com/dotkernel/dot-errorhandler/blob/4.1/LICENSE)
 
 [![Build Static](https://github.com/dotkernel/dot-errorhandler/actions/workflows/continuous-integration.yml/badge.svg?branch=4.1)](https://github.com/dotkernel/dot-errorhandler/actions/workflows/continuous-integration.yml)
-[![codecov](https://codecov.io/gh/dotkernel/dot-errorhandler/branch/4.0/graph/badge.svg?token=0KIJARS5RS)](https://codecov.io/gh/dotkernel/dot-errorhandler)
+[![codecov](https://codecov.io/gh/dotkernel/dot-errorhandler/branch/4.1/graph/badge.svg?token=0KIJARS5RS)](https://codecov.io/gh/dotkernel/dot-errorhandler)
+[![PHPStan](https://github.com/dotkernel/dot-errorhandler/actions/workflows/static-analysis.yml/badge.svg?branch=4.1)](https://github.com/dotkernel/dot-errorhandler/actions/workflows/static-analysis.yml)
 
 ## Features