Update LICENSE

LICENSE

@@ -5,6 +5,28 @@
  Everyone is permitted to copy and distribute verbatim copies
  of this license document, but changing it is not allowed.
 
+                  OpenShock Extra Restrictions
+
+  You are free to use, modify, and distribute this software under the
+terms ofthe GNU Affero General Public License version 3.0 (AGPL-3.0),
+with the following additional restriction:
+
+  1. You may not modify this software in a way that makes it compatible
+with or specifically tailored for use with a different backend or service
+other than the OpenShock backend for which it has been originally
+developed and documented, unless you obtain explicit written permission
+from the original copyright holder(s).
+
+This additional restriction is intended to maintain the original intent
+and purpose of this software and prevent it from being used in ways that
+could undermine its primary functionality or purpose tied to the
+OpenShock backend.
+
+By accepting these terms, you acknowledge and agree to comply with this
+additional restriction, in addition to the terms of the AGPL-3.0.
+If you do not agree to this additional restriction, you are not granted
+permission to use, modify, or distribute this software.
+
                             Preamble
 
   The GNU General Public License is a free, copyleft license for