Add "open in webview" feature

[znorpier]

---

**Is your feature request related to a problem? No

Describe the solution you'd like
If it's possible to add "open in webview" option, which can be found in tachiyomi and mihon, that can be found after clicking on sources the latest, click on the options. It means to open the website in a browser inside the app, this will help when a web site has Cloudflare, which will help accessing the website easier, also helps if the extension filter has options only can be used if loged-in to the website

Additional context