just changed the code to react from pure vanilla Javascript

Just added a small change as popup does not support in firefox so instead added an iFrame for same popup

Lugelo Capture – Version 1.0.4
Lugelo Capture helps you save meaningful moments from the web directly into your Lugelo journals.
What this extension does
Capture images, selected text, and page context from any webpage
Add descriptions and media to moments before saving
Organize captured moments inside your Lugelo journal
Quick access via the browser toolbar popup

What’s new in this release:
Initial Firefox release
Stable capture flow for text and images
Improved performance and reliability
Compatible with Lugelo web platform