Welcome to the Chart E-Invoicing Middleware project wiki.
- Architecture Reference -- Canonical source of truth: state machines, flows, components, status grids, architecture rules
- Requirements Register -- 79 requirements with traceability, test criteria, ownership, and status
- Country Rules -- E-invoicing models, formats, transport methods, and compliance rules per country
- ERP Integration -- Per-ERP integration details: AR/AP flows, PDF handling, writeback, file shares
- EDICOM Integration -- EDICOM services, interfaces, UCF format, API spec, network security
- Information Flow -- How documents relate, what feeds what, update rules
The following tracking pages have been migrated to Supabase (3 Mar 2026). Wiki pages now contain access instructions only. Use python3 -c "from einvoicing_db import *; print(summary())" for a dashboard overview.
Archived pages (Architecture Overview, ERP Integration, EDICOM Integration) have been merged into the pages above. Originals are in the repo under PROJECT OVERSIGHT/.