refactor: update gateway connection handshake parameters and scope permissions for health-server and wa-guardian

feat: update gateway connection to use token-based authentication and web-client identity headers

feat: update connection handshake parameters to include protocol version, role, and client capabilities

refactor: remove control route and automated gateway token injection for manual authentication

feat: implement persistent WhatsApp credential syncing and automatic session recovery in guardian and health-server

feat: implement real-time channel status monitoring and add authentication failure cooldowns to guardian and health server

feat: add WhatsApp pairing guardian, improve DNS resolution, and implement workspace sync status reporting

Upload 12 files