v1.0.02: feat: Add enhanced error recovery, multi-webhook routing and tests

  - Enhanced Error Recovery:
    * Add local storage fallback when S3 is unavailable
    * Implement background retry mechanism with configurable intervals
    * Add automatic file cleanup and metadata tracking

  - Multiple Webhook Support:
    * Add webhook router with rule-based email routing
    * Support wildcard, regex, and priority-based conditions
    * Enable routing based on sender, recipient, subject, and attachments

  - Test Coverage:
    * Add comprehensive Jest test suite with >90% coverage
    * Include unit and integration tests for all services
    * Add test scripts for development and CI/CD

  - Documentation:
    * Update README with detailed configuration examples
    * Add webhook routing and error recovery documentation
    * Update .env.example with new configuration options

v1.0.01

Merge pull request #1 from sendbetter/dev

added logging, config validation & updated readme