send_email
Send an email via Resend API. Args: sender_email: Sender email address (must be verified in Resend) to_emails: List of recipient email addresses subject: Email subject line text_content: Plain text content (required if html_content not provided) html_content: HTML content (required if text_content not provided) Returns: API response with email ID on success
subject必填to_emails必填html_contentsender_email必填text_content