dsh-sm-context-piano: Codex-Style Conversation Navigator for DeepSeek Harness Web GUI

dsh-sm-context-piano is a plugin for the DeepSeek Harness Web GUI, designed to address the challenge of navigating long conversations. It visualizes the conversation structure with “piano keys” on the left, showing only the semantic text from users and models, and supports hover previews, smooth jumping, and keyboard navigation. The plugin is multilingual-compatible, feature-complete, and uninstallable without residue, making it suitable for users who need to efficiently manage long sessions and multi-task Agent interactions.