Update README.md

Add articles category table by test first approach

Update sign up notice

Fix bugs and add constraints

Solve problem of popups messages and bootstrap alerts

Add admin user functionality

Add admin column to Users table

Add delete user functionallity (with dependent destroy)

Merge branch 'main' of https://github.com/KevinJSS/AlphaBlog-Linux into main

Security Features Added and Sign Up user error fixed

Update README.md

Update README.md

Update README.md

Update README.md

Add current_user capabilties functionality