docs: update project description

.github/release_template.md

@@ -2,7 +2,7 @@
 
 ## Install / update
 
-Install the `dsh-context` plugin with [DeepSeek Harness cli]([https://deepseek-harness.github.io/deepseek-harness/en/reference/](https://www.npmjs.com/package/@deepseek-ai/dsh)):
+Install the `dsh-context` plugin with [DeepSeek Harness cli](https://www.deepseek.com/harness/):
 
 ```sh
 dsh plugin --profile web add dsh-context@latest

README.md

@@ -5,20 +5,26 @@
 [![npm version](https://img.shields.io/npm/v/dsh-context)](https://www.npmjs.com/package/dsh-context)
 [![GitHub stars](https://img.shields.io/github/stars/bowenliang123/dsh-context?style=social)](https://github.com/bowenliang123/dsh-context)
 
-**The best DeepSeek Harness plugin for context insights and management.**
+**The best [DeepSeek Harness plugin](https://www.deepseek.com/harness/) for Agent's context insights and management.**
 
 `dsh-context` provides full context lifecycle management features.
 - **Context tab** — an UI context dashboard for DeepSeek Harness’s context stats, composition, history, events, and messages.
 - **`/context` command** — the slash command shows the context model for current context composition and recent context evolution.
 
-## Install
+## Install / Update
 
-One command, from any DeepSeek Harness installation:
+To Install from any DeepSeek Harness installation:
 
 ```sh
 dsh plugin --profile web add dsh-context
 ```
 
+Or to update the `dsh-context` plugin:
+
+```sh
+dsh plugin --profile web update dsh-context@latest
+```
+
 Then start the web UI with `dsh web`. No build step, no restart.
 
 ## Use it