Update README.md

Author: PAXECT-Interface

demos/README.md

@@ -165,21 +165,28 @@ Each `.freq` container includes:
 Results reproduced across **Linux, macOS, Windows** (bit-identical outputs).
 
 This suite serves as the **official validation harness** for PAXECT Core.
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 ---
 
-## 📜 License
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-Apache 2.0 — see [LICENSE](../LICENSE).
-
----
 
 ## 📫 Support
 
 For validation, integration help, or CI assistance:
 📧 **[[email protected]](mailto:[email protected])**
 
-```
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+---
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+##  License
+
+All test utilities and scripts are released under the same license as the core engine:
+**Apache 2.0 License** — © 2025 PAXECT Systems. All rights reserved.
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