添加单机环境部署文档

[yousoa]

添加单机环境部署文档，在硬件资源紧张的情况下，可以单机完成 OpenTenBase 集群的部署与开发调试

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
0 out of 2 committers have signed the CLA.

❌ light-u
❌ yousoa

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