Upload a CSV of support tickets → KPIs + filters + charts.
ticket_id,created_at,resolved_at,issue_type,priority,sla_hours 1001,2025-12-01 09:10,2025-12-01 13:40,Payments,High,4 1002,2025-12-01 10:00,2025-12-02 08:00,Listings,Medium,24