dsh-token-pulse: A Local Token Heatmap Plugin

The DeepSeek Harness plugin `dsh-token-pulse` is a local token monitoring tool that generates GitHub-style heatmaps by reading local logs. Installation requires Node.js ≥ 23.8 and the DSH Web Service to be running. The plugin supports weekly, monthly, quarterly, and yearly views, displays usage statistics and a top models ranking, and provides local data persistence and multilingual support. Its data source is local session logs, with zero network requests.