dsh-token-anxiety: DeepSeek Harness Task Cost Tracking Plugin

`dsh-token-anxiety` is a DeepSeek Harness plugin designed to provide visual monitoring of token consumption and costs. This tool supports real-time tracking of task costs and checking DeepSeek pricing status, and it supports multiple currencies as well as light and dark mode switching. Users can install it via the terminal, and after restarting the server, they can view a cost overview or run a one-click analysis below the chat editor. The plugin includes security verification and rate limiting to prevent abuse, making it suitable for developers who require fine-grained cost control.