Upload actual code

README.md

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-# vinted-favs-price
+# Vinted Favorites Price Calculator
+A simple browser extension that calculates and displays the total price of your favorite items on [vinted.de](https://www.vinted.de/member/items/favourite_list). You can toggle between the base price and the price including Vinted's buyer protection.
 
+## Features
+
+- Adds a floating button to your favorites list page.
+- Calculates the total sum of all visible favorite items.
+- Toggle between base price and price including buyer protection.
+- Updates automatically as you scroll and more items load.
+
+## Installation
+
+### Download
+
+- **[Get it for Firefox on Mozilla Add-ons](https://addons.mozilla.org/en-US/firefox/addon/vinted-favorites-price/)**
+
+Click the link above to download and install the extension directly from the official Firefox Add-ons store.
+
+## Usage
+
+1. Go to [https://www.vinted.de/member/items/favourite_list](https://www.vinted.de/member/items/favourite_list).
+2. Wait for the page to load. A button labeled "Show Total Price (Incl. Protection)" will appear in the bottom right corner.
+3. Click the button to toggle between showing the base price and the price including buyer protection.
+4. The total sum will be displayed in the page header.
+
+## Notes
+
+- The sum updates when you refresh the page or scroll to load more items.
+- The extension is designed to work on the favorites list page and may not function correctly on other pages of the Vinted website.
+
+## License
+[MIT License](LICENSE)