- Add proper TypeScript types for all mocks
- Implement UUID library mocking for unique token generation
- Add comprehensive fetch, FormData, Blob, and File API mocks
- Include crypto, performance, and observer API mocks
- Add utility functions for test helpers
- Improve console suppression for cleaner test output
- Fix localStorage and sessionStorage implementation
- Update Jest config with module name mapping for uuid and node-fetch
- Add Babel transform for mixed JS/TS support
- Configure transformIgnorePatterns for ES modules
- Add comprehensive test mocks for uuid and node-fetch
- Setup import.meta environment variables for Jest compatibility
- Increase test timeout to 30 seconds for integration tests