better loading system

[Shadow-zx]

Before making issue / 在发布提问之前...

• I understand this is a request, not a wish.我明白这是在提出请求而不是在许愿。

Description / 描述

Add Better version and mod pack instilling loading screen like in presentence % . Hope you understand

Why / 原因

The current loading screen is very confusing. It not easy to understand that how much is it completed or how much time it needs 😞