Cryptocurrency Exchange Script. License/month+install

Demo: https://185.219.83.136 Test user login with balance: test2 test222222 Exchange written in Yii PHP Framework The code is open. The exchange can work with cold wallets. Only 0.01 Bitcoin and Litecoin are stored on the server in the equivalent (the option can be disabled). When the balance is reached, the script itself drops the surplus on cold wallets. Bitcoin, Litecoin, wallets from Fiat Perfect Money are connected. There is a robot that places orders itself for the remainder of its established balance, i.e. the exchange can work as an exchanger. It has its own API.   The license is issued by subscription for 1 MONTH, ONE DOMAIN, CODE OPEN. After payment you will receive the exchange archive + installation FAQ. Installation by the developer on your server.