docs: update readme

Author: gusye1234

readme.md

@@ -89,9 +89,14 @@ Memobase can provide you structured profiles of users, check out the [result](./
 
 </details>
 
+## 🎉 Recent Updates
+- `0.0.38`: we updated the workflows in Memobase, reducing the insert cost by 30%
+- `0.0.37`: we added fine-grained event gist, enabling the detailed search on users' timeline. [Re-ran the LOCOMO benchmark](./docs/experiments/locomo-benchmark) and we're SOTA!
+- `0.0.36`: we updated the search of `context` api, make the search between 500~1000ms(depends on the embedding API you're using). Also, you can [pass prompt template](https://docs.memobase.io/api-reference/prompt/get_context#parameter-customize-context-prompt) to `context` api to pack memories directly into prompt.
 
 
-## Table of Contents
+
+## 📖 Table of Contents
 
 - [Table of Contents](#table-of-contents)
 - [Core Features](#core-features)