chore: bump Version to 0.1.0 + add LICENSE

First tagged release cut — v0.1.0. Still SemVer pre-1.0 so API
breakage remains allowed until 1.0.0. LICENSE added (proprietary;
redistribution/commercial use only under written CryptoLab Inc.
contract).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: jh-lee-cryptolab

LICENSE

@@ -0,0 +1,26 @@
+===========================================================================================================================
+                                                  COPYRIGHT & LICENSE NOTICE
+===========================================================================================================================
+
+Copyright (C) 2026 CryptoLab Inc. All rights reserved.
+
+This software is proprietary and confidential. Unauthorized use, reproduction, or distribution is strictly prohibited.
+
+You are specifically prohibited from:
+- Modifying, translating, adapting, or creating derivative works based on this software;
+- Reverse engineering, decompiling, disassembling, or attempting to derive the source code in any form;
+- Deploying or distributing this software via any public or private cloud infrastructure;
+- Using this software for any commercial purpose without prior written approval from CryptoLab Inc.;
+- Redistributing this software in any form without obtaining prior written and signed authorization;
+- Sub-licensing, leasing, or transferring usage rights to any third party.
+
+**Permitted only under contract:**
+Commercial use or redistribution of this software is only allowed under a mutual agreement and explicit written permission
+from CryptoLab Inc. Such agreements may override certain restrictions outlined herein.
+
+This license is non-transferable, non-exclusive, and may be revoked at any time upon breach of its terms.
+
+For licensing inquiries or permission requests, please contact:
+pypi@cryptolab.co.kr
+
+===========================================================================================================================