Add Email Format Validation

[rimjhim0912]

🔗 Related Issue

• Closes [FEATURE] Add Email Format Validation #86

🎯 Rationale

📝 Summary of Changes

🔧 Technical Details

✅ Testing

Test Coverage

• Unit tests for isValidEmail utility.
• Manual testing in Compose and Auth flows.
• All existing tests pass.

Test Details

📚 Documentation

• Added inline code comments.
• README update not required.

🔄 Breaking Changes

• This PR contains breaking changes
• Migration guide provided
• Version updated appropriately

🎨 User-Facing Changes

Frontend Changes

• Users see an error if they try to enter an invalid email.

Backend/API Changes

• API now rejects invalid email requests.

📋 Checklist

Code Quality

• Code follows project style guidelines.
• Self-review completed.
• Error handling implemented appropriately.
• Branch is up to date with target branch.

Review Readiness

• PR title is descriptive and follows conventions
• PR description is complete and accurate
• Commits are atomic and well-documented
• Branch is up to date with target branch

Security & Performance

• No sensitive information exposed
• Performance impact considered
• Security implications reviewed

🚀 Deployment Notes

📸 Screenshots/Demo

🙏 Reviewer Notes

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[vercel]

@rimjhim0912 is attempting to deploy a commit to the Yogesh Kumar's projects Team on Vercel.

A member of the Team first needs to authorize it.

[entelligence-ai-pr-reviews]

🔒 Entelligence AI Vulnerability Scanner

✅ No security vulnerabilities found!

Your code passed our comprehensive security analysis.

📊 Files Analyzed: 6 files

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[entelligence-ai-pr-reviews]

LGTM 👍

[Coden-inja]

VIdeo demo required