Create a user manual for Amaze

[EmmanuelMess]

Much opensource software has a manual on their features, we can do a similar thing, starting with simple stuff.

References:

• https://developer.blender.org/docs/features/core/
• https://www.gimp.org/tutorials/
• https://docs.krita.org/en/

[shuvashish76]

AppManager has inbuilt user guide written in Latex which works offline. If the system webview disabled or not available it redirects to the website. Maybe take some ideas from there as well...https://github.com/MuntashirAkon/AppManager/tree/master/docs | https://muntashirakon.github.io/AppManager/