add: php composer management

vendor/composer/installers/src/Composer/Installers/CodeIgniterInstaller.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Composer\Installers;
+
+class CodeIgniterInstaller extends BaseInstaller
+{
+    /** @var array<string, string> */
+    protected $locations = array(
+        'library'     => 'application/libraries/{$name}/',
+        'third-party' => 'application/third_party/{$name}/',
+        'module'      => 'application/modules/{$name}/',
+    );
+}