license and some functions

static/js/logger.js

@@ -1,3 +1,12 @@
+/*
+ * Copyright (C) 2026 Mateusz Gruszczyński @linuxiarz.pl
+ * Source-Available Code / Dual-Licensed.
+ * 
+ * Free for non-commercial and evaluation use under terms of BSL/GPLv3.
+ * Commercial or production use requires a valid paid license.
+ * See LICENSE file in repository root for details.
+ */
+
 const PREFIX = "[RustPad]";
 const LEVELS = Object.freeze({ off: 0, error: 1, warn: 2, info: 3, debug: 4 });