Add user - agent & dns - over - https to bypass cloudflae

[SuperDuperNoob]

Describe your suggested feature

add custom user agent & custom dns to bypass cloudflare.

Other details

Is it possible to add this features?

I see this features on tachiyomi and i think it's great in bypassing cloudflare when download manga.

I think it's work wonders on LNReader too.

Acknowledgements

• [X] I have searched the existing issues and this is a new ticket, NOT a duplicate or related to another open or closed issue.
• [X] I have written a short but informative title.
• [X] If this is an issue with a source, I should be opening an issue in the sources repository.
• [X] I have updated the app to version 1.1.13.
• [X] I will fill out all of the requested information in this form.

[nyagami]

custom user-agent was implemented in v2 app. I dont think doh is possilbe in react native app