made extension work on all sites

README.md

@@ -4,31 +4,19 @@
 
 [![Extension avalible from Firefox add-ons](getfirefox.svg)](https://addons.mozilla.org/addon/rgb-youtube-progress-bar/)
 
+### Features
+
 The following video sharing/hosting websites are also supported:
 
-- https://youtube.com/
-- https://odysee.com/
-- https://vimeo.com/
-- https://invidious.snopyta.org/
-- https://invidious.xyz/
-- https://invidious.kavin.rocks/
-- https://tube.connect.cafe/
-- https://invidious.zapashcanon.fr/
-- https://invidiou.site/
-- https://vid.mint.lgbt/
-- https://invidious.site/
-- https://yewtu.be/
-- https://invidious.tube/
-- https://invidious.silkky.cloud/
-- https://invidious.himiko.cloud/
-- https://inv.skyn3t.in/
-- https://tube.incognet.io/
-- https://invidious.tinfoil-hat.net/
-- https://invidious.namazso.eu/
-- https://vid.puffyan.us/
-- https://dev.viewtube.io/
-- https://tube.cthd.icu/
-- https://invidious.048596.xyz/
+- YouTube
+- Odysee
+- Vimeo
+- Invidious instances
+
+### Development
+
+To setup a development environment, run `pnpm install` to download the needed build dependencies. Run `pnpm web-ext run` to test and debug code. Run `web-ext build --overwrite-dest` to build extension.
+
 
 Note: The only offically supported browser is Firefox but Firefox-based browsers should work as well. The extension has been tested on Brave browser (Chromium-based), it works with warnings.