Feature: Add Nutstore cloud drive support

[sherlocknieh]

What's the Problem?

Nutstore is a Cloud Drives I use very often. I hope Files can Support it. Here is their official site:
https://www.jianguoyun.com/

Requirements

• Add Nutstore cloud drive support

[Akshat977]

Hi @sherlocknieh ,
This issue seems to be a good initiation of my journey towards contribution to FOSS projects.
Can you please assign this to me?