chore: update LICENSE to include new copyright and usage restrictions

Author: PatrykDz95

LICENSE

@@ -1,16 +1,20 @@
-MIT License
+Copyright (c) 2026 PatrykDz. All rights reserved.
 
-Copyright (c) 2026 PatrykDz
+This software and its source code are provided for reference and transparency
+purposes only. You may view and study the code, but the following restrictions
+apply:
 
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
+1. You may NOT copy, modify, merge, publish, distribute, sublicense, or sell
+   copies of this software or any portion of it.
 
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
+2. You may NOT use this software's source code to create derivative works or
+   competing products.
+
+3. You may NOT redistribute the compiled binaries outside of the official
+   distribution channels.
+
+4. Personal use of the officially distributed binaries is permitted under the
+   terms of service at https://klip-it.app/terms.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,