Fix: Configure Laravel to use /app/data/storage

- Created laravel-paths.php to override storage path
- Patched bootstrap/app.php to load custom paths
- Removed symlink approach as /app/code is read-only
- Laravel will now use /app/data/storage directly

laravel-paths.php

@@ -0,0 +1,8 @@
+<?php
+/**
+ * Override Laravel storage paths for Cloudron
+ * This file is loaded before the application boots to redirect storage to /app/data
+ */
+
+// Override storage path to use /app/data/storage instead of /app/code/storage
+$app->useStoragePath('/app/data/storage');