Refactor API structure: update internal handling, enhance input retrieval, and improve template loading

api/settings/appname.php

@@ -2,12 +2,13 @@
 // Set internal to false so that the answer goes to the client
 if (!isset($internal)) {
     $internal = false;
+    define("API_DIR", "../");
 }
 
 // Load Main Library
-require "../api.php";
+require API_DIR . "api.php";
 
-$api = new gbAPI(false);
+$api = new gbAPI(false, $internal);
 
 // Get App Name
 $command = "SELECT name, value FROM settings WHERE name = :name";