Initial release of healthkit-sync

• Provides CLI patterns for securely syncing Apple HealthKit data from iPhone to Mac over local network using mTLS.
• Supports device pairing, certificate pinning, and Keychain storage for secure connections.
• Includes commands for discovering devices, scanning pairing QR codes, and fetching health data (steps, heart rate, sleep, workouts, etc).
• Documents available data types, config file details, and security architecture.
• Offers troubleshooting tips and links to further references.