dsh-usage-skill: Token Usage Analysis and Skill Package Management Plugin

dsh-usage-skill is a client plugin that provides centralized resource and skill management capabilities for the DeepSeek Harness (DSH) Web GUI. This plugin primarily addresses three common requirements: token consumption analysis, provider balance checking, and skill package management. To install it, developers need to download the source code from GitHub and place it in the plugin directory to enable the plugin; currently, the public documentation does not provide specific usage examples. Developers should be aware of potential permission risks and review the source code and license before installation to ensure security.