docs: add blog link

Author: PannenetsF

README.md

@@ -18,7 +18,7 @@
 LightLLM is a Python-based LLM (Large Language Model) inference and serving framework, notable for its lightweight design, easy scalability, and high-speed performance. LightLLM harnesses the strengths of numerous well-regarded open-source implementations, including but not limited to FasterTransformer, TGI, vLLM, and FlashAttention.
 
 
-[English Docs](https://lightllm-en.readthedocs.io/en/latest/) | [中文文档](https://lightllm-cn.readthedocs.io/en/latest/)
+[English Docs](https://lightllm-en.readthedocs.io/en/latest/) | [中文文档](https://lightllm-cn.readthedocs.io/en/latest/) | [Blogs](https://modeltc.github.io/lightllm-blog/)
 
 ## Features