AdminPanel Formulare hinzugefügt, .gitignore aktualisiert

admin/check.php

@@ -0,0 +1,26 @@
+<?php
+header("Content-Type: application/json");
+header("Access-Control-Allow-Origin: *");
+header("Access-Control-Allow-Headers: Authorization");
+
+
+use Firebase\JWT\JWT;
+use Firebase\JWT\Key;
+
+function getUserInfo(){
+		global $secret;
+		$token = $_SERVER['HTTP_AUTHORIZATION'] ?? '';
+
+		// "Bearer " entfernen
+		$token = str_replace('Bearer ', '', $token);
+
+		try {
+				$payload=JWT::decode($token, new Key($secret,"HS256"));
+				if($payload->expire<time()) die('{"error":"Token expired"}');
+				return $payload;
+		}catch(Exception $e){
+				die('{"error":"Invalid Token"}');
+		}
+}
+
+