docs: improve README with better examples and accurate info

[ryanande]

Improves the README with:

Changes:

• ✅ Remove outdated moment.js dependency mention (not in package.json)
• ✅ Add TypeScript support documentation
• ✅ Add ES Modules, CommonJS, and TypeScript usage examples
• ✅ Add practical use cases section (database keys, transaction IDs, etc.)
• ✅ Add API documentation section
• ✅ Improve description and features list

Result:

• More accurate and comprehensive documentation
• Better examples for different module systems
• Clearer value proposition