README 介绍里面遗漏了虚拟币的配置

[lajabs]

.env

CRYPTO_HTTP_PORT=8005

否则 mcp 服务启动会报错，且在 step3 中无法启动

[Dennis-yxchen]

Thank you for your feedback and for pointing out the missing configuration!

1. Issue Resolved
   The problem caused by the missing cryptocurrency configuration has been fixed.
   Add the following line to your .env file to ensure the service starts correctly:

   CRYPTO_HTTP_PORT=8005
   

2. README Update
   The README has been updated to include details about cryptocurrency usage.