Enhance README with logo and project details

Added logo images and updated project description.

Author: ofir-frd

README.md

@@ -1,10 +1,25 @@
+
+
+<br />
+
+<div align="center">
+
+
+<picture>
+  <source media="(prefers-color-scheme: dark)" srcset="https://codium.ai/images/pr_agent/logo-dark.png" width="330">
+  <source media="(prefers-color-scheme: light)" srcset="https://codium.ai/images/pr_agent/logo-light.png" width="330">
+  <img src="https://codium.ai/images/pr_agent/logo-light.png" alt="logo" width="330">
+
+</picture>
+<br>
+The Original Open-Source PR Reviewer
+<br><br>
 <a href="https://github.com/Codium-ai/pr-agent/commits/main">
 <img alt="GitHub" src="https://img.shields.io/github/last-commit/Codium-ai/pr-agent/main?style=for-the-badge" height="20">
 </a>
+</div>
 
-<br />
-
-# 🚀 PR Agent - The Original Open-Source PR Reviewer.
+---
 
  This repository contains the open-source PR Agent Project. 
  It is not the Qodo free tier.