{
    "admin_username": "admin",
    "admin_password": "SecurePass123!",
    "smtp_config": {
        "sender_name": "Addison Khan",
        "sender_email": "info@addisonkhansuk.com",
        "ehlo_domain": "mail.addisonkhansuk.com",
        "dkim_selector": "default",
        "dkim_domain": "addisonkhansuk.com"
    },
    "email_config": {
        "subject": "B2B Partnership Opportunity",
        "pdf_filename": "proposal.pdf"
    },
    "sender_config": {
        "batch_size": 20,
        "delay_between_batches": 300,
        "delay_between_emails": 90,
        "max_emails_per_day": 500
    }
}