NOTICE: GPL-3.0-only third-party component

This artifact depends on io.decentralchain:curve25519, which is licensed under the
GNU General Public License, version 3 only (GPL-3.0-only). curve25519 is a fork of
WhisperSystems curve25519-java (https://github.com/signalapp/curve25519-java).

This artifact's own code is licensed as stated in its LICENSE file. A program that
includes curve25519 (for example a DecentralChain node or matcher binary, Docker image
or Debian package) is a combined work subject to GPL-3.0, including the obligation to
provide the corresponding source code to recipients.

Source of io.decentralchain:curve25519:
https://github.com/Decentral-America/DecentralChain/tree/main/packages/jvm/curve25519

All third-party notices: THIRD_PARTY_NOTICES.md in
https://github.com/Decentral-America/DecentralChain
