update readme

Signed-off-by: bitliu <bitliu@tencent.com>

Author: Xunzhuo

README.md

@@ -7,7 +7,7 @@
 [![License](https://img.shields.io/badge/license-Apache%202.0-blue.svg)](LICENSE)
 [![Crates.io](https://img.shields.io/crates/v/candle-semantic-router.svg)](https://crates.io/crates/candle-semantic-router)
 
-**📚 [Complete Documentation](https://vllm-semantic-router.com) | 🚀 [Quick Start](https://vllm-semantic-router.com/docs/getting-started/installation) | 🏗️ [Architecture](https://vllm-semantic-router.com/docs/architecture/system-architecture/) | 📖 [API Reference](https://vllm-semantic-router.com/docs/api/router/)**
+**📚 [Complete Documentation](https://vllm-semantic-router.com) | 🚀 [Quick Start](https://vllm-semantic-router.com/docs/getting-started/installation) | 📣 [Blog](https://vllm-semantic-router.com/docs/blog/) | 📖 [API Reference](https://vllm-semantic-router.com/docs/api/router/)**
 
 ![](./website/static/img/code.png)