Merge branch 'devel' of github.com:haru2036/Web-Register into devel

Merge branch 'devel' of github.com:haru2036/Web-Register into devel
Merge branch 'devel' of github.com:haru2036/Equipment-Manager into devel
Add: Message when confirmed user
Merge branch 'devel' of github.com:haru2036/Equipment-Manager
Fix: Unnecessary let