added real time password strength checker

[agnijeetsharma]

Fixes Issue

closes #68

Changes proposed

I have implemented real time password strength checker

Check List (Check all the applicable boxes)

• [ x] My code follows the code style of this project. ---done
• [ ] My change requires changes to the documentation.
• [x ] I have updated the documentation accordingly. ---done
• [x ] All new and existing tests passed. --done
• [ x] This PR does not contain plagiarized content. --done
• [ x] The title of my pull request is a short description of the requested changes. --done

Screenshots

I have attached video of the changes

https://github.com/user-attachments/assets/7bb49e79-d7f8-442c-8b1e-b6df3a942950

Note to reviewers

@10kumaranurag01 Kindly merge my PR under hacktoberfest

[vercel[bot]]

@agnijeetsharma is attempting to deploy a commit to the Kumar Anurag Sahu's projects Team on Vercel.

A member of the Team first needs to authorize it.

[10kumaranurag01]

@agnijeetsharma Make the first letter of the strengths to upper case.

[agnijeetsharma]

@10kumaranurag01 Done

Kindly label as hacktoberfest and hacktoberfest-accepted

[agnijeetsharma]

[10kumaranurag01]

Can you add a hide/unhide toggle in password input box?

[agnijeetsharma]

@10kumaranurag01 I think there might be mess up if i change more thing so Kindly merge first this branch ,for hide/unhide i will request another PR