dsh-pet-brush: Grooming Care

DeepSeek Harness (DSH) provides a plugin mechanism to extend its functionality. `dsh-pet-brush` is a fun dress-up plugin aimed at providing users with pet grooming and care plans. The plugin is implemented in pure Node.js and has no network dependencies; its tool name is `pet_brush`. The installation command is `dsh plugin add github:uckkk/dsh-pet-brush`. Before use, verify the maintainer information (the author information appears inconsistent) and the license (MIT).