dsh-indium: A DSH Plugin Implemented in Pure Node.js

`dsh-indium` is a pure Node.js plugin for DeepSeek Harness (DSH), designed to provide a local execution environment with no network dependencies. By avoiding external HTTP requests, it is suitable for restricted networks or scenarios sensitive to network overhead. Users need to install the core DSH dependencies and add the plugin via a command. It is recommended to consult the source code for specific integration details.