Merge pull request #8 from Feng-Yz/add-license-1

Create LICENSE

Update README.md

Update README.md

Merge branch 'pr/1' into main

[M]debug

Merge branch 'main' of https://github.com/Weber-LiWb/JI-Campus-StudyHelper into main

[M] 修复多次弹窗错误

Merge branch 'Feng-Yz:main' into main

[M] 修复Title错误

[M]merge

[M] 弹窗与字数

[M]debug for some modules

[M] 排版细节

[M]debug for some modules and add a welcome page