TOOL API

start_qr_login

Start QR code login process (non-blocking) This initiates the QR code login and immediately returns the QR code URL. The user can scan the QR code using Mi Home app, then call check_qr_login_status to verify if login is complete. Returns: JSON string containing: - success: bool - qr_url: URL to view QR code image (can be opened in browser) - login_url: URL encoded in the QR code - message: Instructions for user