Checking invite_settings table structure:
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Columns: id, business_id, qrconfig, instructions, auto_reply, auto_reply_status, auto_reply_pubsub_subscription, auto_reply_delay_minutes, auto_reply_enabled_at, auto_reply_last_error, calendar_url, default_resend_after_36_hours

✓ calendar_url column EXISTS

Column type: text
Nullable: YES