initial code comit

system/apps/index.php

@@ -0,0 +1,16 @@
+<?php
+header('Cache-Control: no-store, no-cache, must-revalidate, max-age=0');
+header('Cache-Control: post-check=0, pre-check=0', false);
+header('Pragma: no-cache');
+
+require_once('../settings.php');
+
+$action = filter_input(INPUT_GET, 'do', FILTER_SANITIZE_STRING);
+
+if ($action === 'get_apps') {
+    $apps = new \CAI\CAICP\Applications(CP_ROOT_REL);
+    echo $apps->get_avail_json();
+} elseif ($action === 'get_enabled_apps') {
+    $apps = new \CAI\CAICP\Applications(CP_ROOT_REL);
+    echo $apps->get_enabled_json();
+}