i updated the readme pr1

[M365x97983776]

What I Changed

Added email validation to the contact form to prevent invalid submissions.

Changes Made

• Added regex pattern for email validation
• Added error message display for invalid emails
• Updated form styling for error states
• Added unit tests for validation function

Testing

• Tested with valid emails ([email protected])
• Tested with invalid emails (user@, @example.com, user)
• Error messages display correctly
• Form submits successfully with valid email
• Tested on mobile devices (pending)

Screenshots

Issue Reference

This resolves #42

Additional Notes

The validation runs on both client-side (JavaScript) and will need server-side validation added in a future PR.

[M365x97983776]

good