WhatsApp Receiver — Receive and read incoming WhatsApp messages via Meta webhook
Sales Pipeline — Single Kanban board with drag-drop stage management (dnd-kit)
AI Summarize — Manual "Summarize" button powered by Ollama (local LLM, data never leaves server)
Deals Management — Deal list, stage tracking, linked to leads
VAT Invoicing — Invoice generator with 5% UAE VAT; sequential INV-YYYY-NNNN numbering; draft → sent → paid workflow
Notifications — Personal real-time notifications via WebSocket (/ws/notifications)
Keyword Search — Search contacts by name, phone, email
Contact Management — Unified contact profiles linked to WhatsApp threads
Audit Log — Immutable activity log for PDPL compliance
RTL / LTR — Full Arabic interface; Cairo font for AR, Inter for EN; logical CSS properties
RBAC — Role-based access control (admin / agent / viewer) enforced on all write routes
Rate Limiting — 300 req/min on WhatsApp webhook; 10 req/min on login
OpenAPI / Swagger UI — Auto-generated spec at /docs, docs/swagger.yaml committed to repo
Self-hosted — Full stack via docker compose up (Next.js + Go + PostgreSQL + Redis + Ollama)
Tech Stack
Go 1.22 + Fiber v2
Next.js 14 + Tailwind CSS (App Router, TypeScript)
PostgreSQL 16 + pgvector
Ollama (llama3 / mistral)
WebSockets (native Fiber)
Redis (refresh tokens + blacklist)
goose v3 (SQL migrations)