Require PHP 8.1+

.editorconfig

@@ -0,0 +1,22 @@
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+end_of_line = lf
+
+[composer.json]
+indent_size = 4
+
+[*.js]
+indent_size = 4
+
+[*.neon]
+indent_size = 4
+indent_style = tab
+
+[*.xml]
+indent_size = 4
+
+[*.yml]
+indent_size = 4

README.md

@@ -4,7 +4,7 @@
 
 [![Latest Version on Packagist](https://img.shields.io/github/release/selective-php/luhn.svg)](https://packagist.org/packages/selective/luhn)
 [![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg)](LICENSE)
-[![build](https://github.com/selective-php/luhn/workflows/build/badge.svg)](https://github.com/selective-php/luhn/actions)
+[![Build Status](https://github.com/selective-php/luhn/workflows/build/badge.svg)](https://github.com/selective-php/luhn/actions)
 [![Coverage Status](https://img.shields.io/scrutinizer/coverage/g/selective-php/luhn.svg)](https://scrutinizer-ci.com/g/selective-php/luhn/code-structure)
 [![Quality Score](https://img.shields.io/scrutinizer/quality/g/selective-php/luhn.svg)](https://scrutinizer-ci.com/g/selective-php/luhn/?branch=master)
 [![Total Downloads](https://img.shields.io/packagist/dt/selective/luhn.svg)](https://packagist.org/packages/selective/luhn/stats)