feat: add screenshot to README and getting started documentation

Author: sizzlebop

README.md

@@ -12,6 +12,8 @@
 
 **Dream it, Pixel it** 🌸
 
+![ByteBox Screenshot](./screenshot.png)
+
 ---
 
 ## 🚀 Features

dev.db

@@ -5,6 +5,8 @@ description: Get ByteBox up and running in minutes.
 
 ByteBox can be installed as a native desktop app, run via Docker, or self-hosted from source. Choose the method that fits your workflow.
 
+![ByteBox Screenshot](/screenshot.png)
+
 ## Option 1 — Desktop Installer (Recommended)
 
 Download a pre-built native installer — no Node.js or Docker required.