Update README.md (#397)

Author: ncamaa

README.md

@@ -60,7 +60,7 @@ For a visual guide, watch the [video demo](https://github.com/user-attachments/a
 
 - Development Mode: `npm run dev`
 - Building: `npm run build`
-- Production Mode: Set `.env` to `NODE_ENV="production"` then `npm run build && npm run start`
+- Production Mode: Set `.env` to `NODE_ENV="production"` then `npm run build && npm run start:prod`
 
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