Here is the s6 icons pack, just install like a normal apk and use secthemechooser for choosing s6 icons. TouchWiz theme, don't use it with anything else.
Personally, I wouldn't care about s6 apps on a rom, given the fact that you can download ...
Will try this later. Is there any telegram channel where arnova is active for OP7 Pro?
This is the official Telegram group of Google Camera for the OnePlus 7/Pro
Here is the s6 icons pack. Use secthemechooser for choosing it. TouchWiz theme, don't use it with anything else.
I've managed to get hands on s6 icons. If anyone can make theme pack for TouchWiz using these icons, it'll be much appreciated.
It works flawlessly and doesn't require any special settings.