dsh-upcycle: Upcycling Old Items

`dsh-upcycle` is a "fun makeover" plugin in the DeepSeek Harness ecosystem, maintained by uckkk and released under the MIT license. It focuses on repurposing old items and can generate handmade DIY plans based on parameters. Installation requires satisfying the `@deepseek-ai/cordis` and `@deepseek-ai/dsh-tools` dependencies and running a specific installation command. When using it, note that the plugin runs with the permissions of the current process; it is recommended to review the source code and license before use.