Update README.md: Add docker run instructions

README.md

@@ -22,7 +22,23 @@
 * ✅ **Export Ready** — Save as PowerPoint (PPTX) and PDF
 * ✅ **Fully Open-Source** — Apache 2.0 licensed
 
-## Running using source code
+## Running Presenton on Docker
+
+#### 1. Start Presenton
+
+##### Linux/MacOS (Bash/Zsh Shell):
+
+Run ```docker run -it --name presenton -p 3000:3000 -p 8000:8000 -v "./user_data:/app/user_data" ghcr.io/presenton/presenton:latest```
+
+##### Windows (PowerShell):
+
+Run ```docker run -it --name presenton -p 3000:3000 -p 8000:8000 -v "${PWD}\user_data:/app/user_data" ghcr.io/presenton/presenton:latest```
+
+#### 2. Open Presenton
+Open http://localhost:3000 on browser of your choice to use Presenton.
+
+
+## Running electron app using source code
 
 Before following these steps make sure [Poetry](https://python-poetry.org/docs/) is installed on your system.