BUG: Adding Validation to Login Page and SignUp Page

[Vibhu315]

Issue Description

SignIn page and LogIn page don't have validation and when we click on the button it doesnot redirect to shop page.

Steps to Reproduce

we can add validation using javascript and on clicking the button we can redirect to shop page.

Expected Behavior

Only valid user can login to the website with correct information.

Actual Behavior

Invalid user can also login to the website.

https://github.com/JiyaGupta-cs/ShopNex/assets/93249125/825d2a12-6e8d-4100-b0ea-f624a5fb27d4

Record

• [X] I agree to follow this project's Code of Conduct
• [X] I'm a GSSOC'24 contributor
• [X] I want to work on this issue

hey @JiyaGupta-cs , I can fix this issue , please assign me this issue