build(cs): add cs/stan configs

phpcs.xml.dist

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<ruleset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="vendor/squizlabs/php_codesniffer/phpcs.xsd">
+
+    <arg name="basepath" value="."/>
+    <arg name="cache" value=".phpcs-cache"/>
+    <arg name="colors"/>
+    <arg name="extensions" value="php"/>
+
+    <config name="installed_paths" value="vendor/slevomat/coding-standard"/>
+
+    <rule ref="vendor/slevomat/coding-standard/SlevomatCodingStandard/Sniffs/TypeHints/DeclareStrictTypesSniff.php">
+        <properties>
+            <property name="spacesCountAroundEqualsSign">0</property>
+        </properties>
+    </rule>
+
+    <rule ref="PSR12"/>
+     <rule ref="Generic.Files.LineLength">
+  <properties>
+   <property name="lineLimit" value="N"/>
+   <property name="absoluteLineLimit" value="M"/>
+  </properties>
+ </rule>
+
+    <file>app/</file>
+    <file>tests/</file>
+
+</ruleset>

phpstan.neon.dist

@@ -0,0 +1,8 @@
+parameters:
+    level: 8
+    paths:
+        - app/
+        - tests/
+    ignoreErrors:
+        - '#Call to an undefined static method App\\Models#'
+        - '#Access to an undefined property App\\Models#'