feat: add phpcs config

Author: fox91

.phpcs.xml.dist

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ruleset>
+    <!-- https://github.com/squizlabs/PHP_CodeSniffer/wiki/Annotated-Ruleset -->
+    <!-- https://github.com/squizlabs/PHP_CodeSniffer/wiki/Advanced-Usage -->
+
+    <arg name="extensions" value="php"/>
+    <arg name="tab-width" value="4"/>
+    <arg name="basepath" value="."/>
+    <arg name="parallel" value="80"/>
+    <arg name="report" value="full"/>
+    <arg name="cache" value=".phpcs.cache"/>
+
+    <arg value="s"/>
+
+    <file>tests</file>
+
+    <config name="ignore_warnings_on_exit" value="1"/>
+    <config name="ParanoiaMode" value="1"/>
+
+    <!-- PHPCompatibility config -->
+    <config name="testVersion" value="7.4-"/>
+
+    <rule ref="Fox91CodingStandard"/>
+</ruleset>