dsh-tool-plus: DeepSeek Harness Tool Enhancement Plugin

dsh-tool-plus is a tool enhancement plugin for DeepSeek Harness, designed to improve development and debugging efficiency through features such as a persistent shell, structured file reading and writing, and safe deletion. Core features include persistent bash sessions, safe trash-bin deletion, structured read (supporting zip, tar, SQLite, etc.), atomic write, multi-mode edit, and optional AST tools. Installation requires Node.js, and it supports both web and desktop clients. Use in Dangerous Full Access mode is recommended.