introduce a phpcs.xml

Author: GeoffreyDijkstra

composer.json

@@ -42,5 +42,8 @@
   "require": {
     "php": ">=7.2",
     "ext-curl": "*"
+  },
+  "scripts": {
+    "phpcs": "phpcs --standard=phpcs.xml"
   }
-}
+}

phpcs.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0"?>
+<ruleset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="PHP_CodeSniffer" xsi:noNamespaceSchemaLocation="phpcs.xsd">
+    <description>PSR12</description>
+    <rule ref="PSR12"/>
+    <file>.</file>
+    <exclude-pattern>/vendor/*</exclude-pattern>
+    <exclude-pattern>/example/*</exclude-pattern>
+    <exclude-pattern>*.js</exclude-pattern>
+    <exclude-pattern>*.css</exclude-pattern>
+</ruleset>