docs: complete customer flow architecture (lead → live service)
End-to-end design covering:
- Address fuzzy search → fibre availability (16,056 entries, 30 OLTs)
- Plan selection + pricing engine (FTTH 25M-1.5G, TV, Phone, combos)
- Checkout → Stripe → n8n automation pipeline
- ERPNext: Customer → Service Location → Subscriptions → Equipment
- Project/task auto-creation for installation workflow
- Dispatch job with preferred dates and tag-based tech matching
- Field tech barcode scanning → Service Equipment creation
- ACS auto-provisioning on device bootstrap (WiFi, VoIP, firmware)
- Lead funnel for non-covered addresses (phone-only, business)
- Customer portal (invoices, WiFi management, tickets)
- Full product catalog mapped from legacy (Internet/TV/Phone/discounts)
- 5-sprint build order with dependencies
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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