feat: add name detection and domain suggestion with Biome migration

[meabed]

Summary

• Added email name detection feature with confidence scoring
• Implemented domain typo detection and suggestion system
• Migrated from ESLint/Prettier to Biome for better performance

Features Added

1. Name Detection from Email Addresses

• Detects first and last names from email local parts
• Multiple separator support (dot, underscore, hyphen, camelCase)
• Confidence scoring system (0.5-0.95 range)
• Handles email aliases (text after +)
• Custom detection method support

2. Domain Suggestion System

• Detects common domain typos (e.g., "gmial.com" → "gmail.com")
• 70+ common email domains database
• String similarity algorithm with smart thresholds
• 24-hour caching for performance
• Custom domain list support

3. Tooling Migration

• Complete migration from ESLint/Prettier to Biome
• Faster linting and formatting
• Unified configuration in biome.json
• Updated all build scripts and pre-commit hooks

Technical Details

New Files

• src/name-detector.ts - Name detection implementation
• src/domain-suggester.ts - Domain suggestion implementation
• biome.json - Biome configuration
• 4 new test files with comprehensive coverage
• 2 new example files demonstrating features

API Changes (Backward Compatible)

// New optional parameters
verifyEmail({
  emailAddress: 'john.doe@gmial.com',
  detectName: true,      // Returns detected name
  suggestDomain: true    // Returns domain suggestion
})

Performance Improvements

• LRU caching with TTL for domain suggestions (24h)
• Existing caches maintained for MX, SMTP, disposable, and free checks

Testing

• All 129 tests passing
• New test suites for both features
• Integration tests included
• Examples provided

Breaking Changes

None - fully backward compatible

Checklist

• Tests pass locally
• Documentation updated (README, CHANGELOG)
• Version bumped (2.3.0-develop.0)
• Code formatted with Biome
• TypeScript types exported
• Examples provided