Replace image and enhance project description

Updated image in README and modified project description.

Author: Swofty-Developments

README.md

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 An AI code editor that wraps Claude Code and Codex into a native desktop app with multi-thread sessions, an embedded browser, and a sleek dark UI.
 
-<img width="1921" height="1078" alt="image" src="https://github.com/user-attachments/assets/0f3f4dc6-f57f-4d02-96ab-d35e70b79c29" />
+<img width="3830" height="2066" alt="image" src="https://github.com/user-attachments/assets/7657f08c-e99f-4e29-acff-9506302f6440" />
 
 > **Note**: This project is under active development and is not yet production-ready.