Book review authentication is complete.

[Abhishek-465]

Title and Issue number

Title : Authentication system is made in Book review website.

Issue No. : #641

Code Stack : HTML ,CSS ,JS , and Firebase

Close #<issue_no>641

Video (mandatory)

https://github.com/apu52/METAVERSE/assets/127030695/6b0eda14-9409-4fd7-90ab-da63407a0839

Checklist:

• [x] I have mentioned the issue number in my Pull Request.
• [x] I have commented my code, particularly in hard-to-understand areas
• [ ] I have created a helpful and easy to understand README.md
• [x] I have gone through the contributing.md file before contributing

Additional context (Mandatory )

Are you contributing under any Open-source programme?

Yes under GSSOC'24