docs: improve README.md (#373)

* docs: improve README.md

* Update README.md

* Update README.md

* Update README.md

README.md

@@ -9,18 +9,14 @@
 
 </div>
 
-Self-hosted AI coding assistant. An opensource / on-prem alternative to GitHub Copilot.
-
 > **Warning**
 > Tabby is still in the alpha phase
 
-## Features
-
-* Self-contained, with no need for a DBMS or cloud service
+Tabby is a self-hosted AI coding assistant, offering an open-source and on-premises alternative to GitHub Copilot. It boasts several key features:
+* Self-contained, with no need for a DBMS or cloud service.
 * OpenAPI interface, easy to integrate with existing infrastructure (e.g Cloud IDE).
-* Consumer level GPU supports (FP-16 weight loading with various optimization).
+* Supports consumer-grade GPUs.
 
-## Demo
 <p align="center">
   <a target="_blank" href="https://tabbyml.github.io/tabby/playground"><img alt="Open in Playground" src="https://img.shields.io/badge/OPEN%20IN%20PLAYGROUND-blue?logo=xcode&style=for-the-badge&logoColor=green"></a>
 </p>
@@ -29,12 +25,16 @@ Self-hosted AI coding assistant. An opensource / on-prem alternative to GitHub C
   <img alt="Demo" src="https://user-images.githubusercontent.com/388154/230440226-9bc01d05-9f57-478b-b04d-81184eba14ca.gif">
 </p>
 
+## 👀 What's New
+* **08/28/2023** Experimental support for the [CodeLlama 7B](https://github.com/TabbyML/tabby/issues/370).
+
+* **08/24/2023** Tabby is now on [JetBrains Marketplace](https://plugins.jetbrains.com/plugin/22379-tabby)!
 
 
-## Get Started
+## 👋 Get Started
 
 See https://tabbyml.github.io/tabby
 
-## Star History
+## 🌟 Star History
 
 [![Star History Chart](https://api.star-history.com/svg?repos=tabbyml/tabby&type=Date)](https://star-history.com/#tabbyml/tabby&Date)