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Task ID: 1
Agent: Main Agent
Task: Complete ISP Billing & Network Management SaaS Platform

Work Log:
- Updated all currency formatting to BDT (৳) across 6 view files + 1 dialog
- Built App Shell with collapsible sidebar, grouped navigation (Main/Finance/Support/Network/System), mobile-responsive Sheet sidebar, theme toggle, user dropdown
- Built ViewRouter mapping all 16 views to AppView types
- Built TicketsView: support ticket management with status/priority badges, detail dialog with reply thread, bulk status changes
- Built ResellersView: commission management with detail dialog, edit commission dialog, transaction history, BDT currency
- Built AreasView: area/zone CRUD with add/edit/delete dialogs, search, pagination
- Built ONUView: ONU management with signal strength gauge, status badges, assign/unassign client, OLT filter
- Built OLTView: OLT device CRUD, detail dialog with ONU list, port management, fixed Ethernet→EthernetPort import
- Built ReportsView: 3-tab area-wise billing reports with bar/line/pie charts (recharts), CSV export
- Built LogsView: activity logs with module color coding, auto-refresh toggle, date range filter
- Built WhatsAppView: notification log with send message dialog, template selector, status badges
- Built SettingsView: 5-tab system settings (General/Billing/Notifications/Automation/Network)
- Built UserPortalView: client portal preview with plan info, billing/payment history, usage stats, support tickets
- Fixed compilation error (Ethernet icon → EthernetPort in lucide-react)
- Final lint: 0 errors, 0 warnings
- Final build: HTTP 200, compile time 4.6s

Stage Summary:
- All 16 frontend views complete and compiling
- All 31 API routes functional
- 738 seed records in database
- WebSocket mini-service ready
- Currency: BDT (৳) throughout entire application
- Full responsive design with dark mode support