dsh-californium: A Pure Node.js Implementation with No Network Dependencies

The `dsh-californium` plugin in DeepSeek Harness (DSH), maintained by uckkk and licensed under the MIT License, is positioned as a networking tool implemented purely in Node.js. It does not depend on external networks and requires installing the dependencies `@deepseek-ai/cordis` and `@deepseek-ai/dsh-tools`. Users should be mindful of permission issues when using it.