feat(blog): link template repo

Author: NicholasGoh

blog/2025-05-02-evaluating-agents-in-real-time/index.mdx

@@ -9,6 +9,16 @@ import ReactPlayer from 'react-player'
 
 ## Demo
 
+This blog is built on top of [![FastAPI MCP LangGraph Template](https://img.shields.io/github/stars/nicholasgoh/fastapi-mcp-langgraph-template?label=FastAPI%20MCP%20LangGraph%20Template)](https://github.com/NicholasGoh/fastapi-mcp-langgraph-template)
+
+<details>
+
+  <summary><strong>📈 GitHub Stars Over Time</strong></summary>
+
+[![Star History Chart](https://api.star-history.com/svg?repos=nicholasgoh/fastapi-mcp-langgraph-template&type=Date)](https://www.star-history.com/#nicholasgoh/fastapi-mcp-langgraph-template&Date)
+
+</details>
+
 ### Real Time Evaluation
 
 - Math Agent not adhering to Math Topic: (`topic_adherence=0`)