[Feature Request]: Add Password validation on sign up page

[IkkiOcean]

Is there an existing feature request for this?

• I have searched the existing feature requests

Describe the feature you would like to request

We need to implement strong password validation for the password field to improve security. The validation should enforce specific criteria to ensure users create secure passwords during account creation or password updates.

What problem does this feature solve?

Requirements

1. Password Criteria:
   • Passwords must be at least 8 characters long.
   • Include at least one uppercase letter.
   • Include at least one lowercase letter.
   • Include at least one numeric digit.
   • Include at least one special character (e.g., @, #, $, !, %, etc.).

Confirmation

• I have read the Bitbox Contributing Guidelines
• I am a GSSOC-EXT contributor
• I am a HACKTOBERFEST contributor
• I have starred the Bitbox repository
• I would like to help implement this feature

[Anuj3553]

Hyy @IkkiOcean, I'm assigning this issue to you.