Test WhatsApp campaigns without touching production contacts.

Multi-account QR sessions, per-account BullMQ queues, live progress over Socket.IO, and a workspace model that keeps every account, contact and campaign strictly separated.

• QR authentication and session recovery per WhatsApp account
• Dedicated queue per account with idempotent job IDs
• Campaign builder with CSV import, dedupe and test-mode gating
• Realtime status, QR refresh and campaign progress
• Pause, resume, cancel and restart reconciliation