This fixes the n8n community node submission error by including the author email (andrei.chernov@faim.it.com) and GitHub repository URL in proper package.json format.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

…o JSON payloads

Replaced Apache Arrow binary serialization with pure JSON payloads to achieve zero external npm dependencies. Created JSONSerializer, updated RequestBuilder and ForecastClient to handle JSON requests/responses. Removed apache-arrow, axios, and pako. All 95 tests passing.

…d compatibility

- Remove console.error statement from error reshaping
- Replace setTimeout with promise-based async delay for retry backoff
- Apache arrow dependency already migrated to JSON serialization
- All tests passing, linting clean

🤖 Generated with Claude Code

Co-Authored-By: Claude <noreply@anthropic.com>