Jakob WennbergandClaude Opus 4.7 32ad6da28c feat(api): v1 invoice + customer reads (Phase 2 PR-A) (#451)
* feat(api): v1 invoice + customer read endpoints (Phase 2 PR-A)

First slice of the Phase 2 invoices vertical. Read-only endpoints landing
in this PR; writes + webhooks land in PR-B and PR-C. After all three a
developer can ship an end-to-end invoicing integration.

New endpoints (all wrapped, scoped, cursor-paginated):
- GET /api/v1/companies/:companyId/invoices       — list, filters: status, customer_id, document_type, currency. Cursor on (invoice_date DESC, id DESC). Customer name embedded inline; ?expand=customer for full record, ?expand=items for line items.
- GET /api/v1/companies/:companyId/invoices/:id   — detail with embedded customer. ?expand=items,payments.
- GET /api/v1/companies/:companyId/customers      — list, filters: customer_type, search (name/org_number prefix), include_archived. Cursor on (created_at ASC, id ASC).
- GET /api/v1/companies/:companyId/customers/:id  — detail. ?expand=invoices embeds open invoices in a single round-trip.

Shared infra:
- lib/api/v1/expand.ts — parseExpand() validates ?expand=a,b,c against a per-endpoint allowlist; unknown keys yield VALIDATION_ERROR with the full invalid list and the allowlist (agent-friendly).
- All four routes register with the Zod schema registry so they show up in /api/v1/openapi.json with x-action-risk and use-when / do-not-use-for metadata.
- Compound keyset filter on both list endpoints (per Greptile review on PR #450) — no skipped or duplicated rows on page boundaries.

Tests:
- lib/api/v1/__tests__/expand.test.ts (8 tests)
- app/api/v1/companies/[companyId]/invoices/__tests__/route.test.ts (10 tests)
- app/api/v1/companies/[companyId]/customers/__tests__/route.test.ts (8 tests)

Full repo suite green (3127/3127), build clean, lint clean on v1 paths.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* fix(api): address PR #451 review (Greptile + compliance swarm)

- Greptile P1 (customers search) + OWASP V1.2.5: customer search term now
  escapes both PostgREST .or() delimiters (,()) AND SQL LIKE wildcards
  (% _ \). '100%' searches for the literal string instead of any
  customer containing '100'.
- OWASP V8.2.1 + V16.1: detail endpoints now UUID-validate the :id path
  param before touching the database, and no longer echo the raw id in
  the NOT_FOUND response details. Adds a structured warn log on 404 with
  the queried (id, companyId) for audit purposes.
- V4.5 + Art.25(1) + A.8.3 / A.8.11 + CC6.3 + PI1.3 (~12 findings): every
  select('*') replaced with explicit column lists per the documented Zod
  schemas. Includes joined sub-queries — customer:customers(...),
  items:invoice_items(...), payments:invoice_payments(...). Future
  schema migrations adding sensitive columns must now update these
  projections before the field becomes visible on the public API.
- A.8.5: hardcoded 'Bearer gnubok_sk_x' in test fixtures replaced with
  'Bearer test-fixture-not-a-real-key' to avoid false-positive secret
  scanner alerts. Fixture UUIDs upgraded to valid v4 format (Zod 4's
  .uuid() enforces version+variant digits).
- Art.5(1)(f): customer-invoices expansion soft-degrade now logs only
  the error code + message rather than the full Supabase error object.

Pushing back on:
- Art.5(1)(b) org_number in customer list — Bolagsverket-public data
  (same triage as PR #450; required by integration use case)
- Art.25(2) customer_name always-joined — denormalising via trigger is
  a real schema migration for a marginal data-flow gain
- A.8.15 _partial flag on soft-degrade — ?expand is documented as a hint

50/50 v1 tests; 3131/3131 full suite; build clean.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* fix(api): second-pass review on PR #451 — partial_expansions + fake fixtures

Address the residual compliance-swarm findings after the first fix round:

- CC6.1 (medium): the customer-detail handler now sets
  meta.partial_expansions=['invoices'] when the ?expand=invoices subquery
  fails, signalling the degraded response to the caller without escalating
  to error-level logs (alert fatigue). The primary resource still returns
  with an empty invoices array. New ResponseOptions.partialExpansions
  threaded through buildMeta(). 1 new test for the failure path, plus
  a happy-path assertion that the flag is absent.
- A.8.33 (low): SAMPLE_CUSTOMER fixture's org_number and vat_number
  replaced with 'TEST-0000-0001' / 'SETEST00000001' — cannot be confused
  with real Bolagsverket entries or pass external VIES validation.

Pushing back on:
- CC6.3 (medium) — separate scope for ?expand=items on invoices: every
  accounting API I know (Stripe, QuickBooks, Fortnox) treats line items
  as part of the invoice resource. Splitting would violate principle of
  least surprise for integrators; the plan deliberately treats
  invoices:read as covering the full invoice including items.

3132/3132 vitest pass; build clean.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* fix(api): third-pass review on PR #451 — PII minimisation refinements

Third compliance-swarm sweep (6 → 0 highs, 4 medium, 2 low). Addressed:

- Art.5(1)(c) personnummer leakage: customer LIST response now masks
  org_number AND vat_number for customer_type IN ('individual',
  'eu_individual') — for sole traders (enskild firma) org_number IS the
  personnummer. Business customers' Bolagsverket-public org_numbers stay
  visible. Detail endpoint (deliberate single-record fetch) unchanged.
- Art.5(1)(c) over-broad invoice-list expansion: ?expand=customer on
  the invoice LIST endpoint now uses a new CUSTOMER_LIST_CONTEXT_COLUMNS
  projection (id, name, customer_type, email, country, archived_at) —
  full address/phone/notes/vat_number stay on the customer DETAIL
  endpoint. Drops PII transmitted in bulk-list contexts by ~60%.
- A.8.15 permission-error differentiation: customer-detail soft-degrade
  for ?expand=invoices now bumps Postgres error class 42 (insufficient
  privilege, RLS denial) to error-level log so Sentry alerts on
  misconfigurations. Transient errors stay at warn.
- PI1.1 ISO-4217 currency: invoice list ?currency now requires
  /^[A-Z]{3}$/ instead of accepting any 3-8 char string. Two new tests.

Pushing back on:
- Art.5(1)(f) UUID logging on 404 — UUIDs have 122 bits of entropy; you
  cannot enumerate the space, so the "log scraping = enumeration" framing
  doesn't hold. Operational audit value > theoretical risk.
- Art.25(1) notes-by-default in customer DETAIL — kept inline. Detail
  is a deliberate single-record fetch; the dashboard shows notes inline;
  agents calling /customers/{id} reasonably expect them. Notes are
  already excluded from the LIST endpoint AND from the invoice-list
  ?expand=customer projection (above).

3135/3135 vitest pass; build clean.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-12 21:49:22 +02:00
2026-05-12 18:04:48 +02:00
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2026-05-12 18:04:48 +02:00
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2026-04-22 15:33:04 +02:00

gnubok

Open-source Swedish accounting software for sole traders (enskild firma) and limited companies (aktiebolag).

License: AGPL-3.0-or-later

What is gnubok?

gnubok implements double-entry bookkeeping compliant with Swedish accounting law (Bokforingslagen). It supports the BAS 2026 chart of accounts, handles VAT declarations (momsdeklaration), SIE import/export, and enforces 7-year document retention. Built for sole traders and limited companies operating in Sweden.

Features

  • Double-entry bookkeeping -- BAS 2026 chart of accounts, draft/commit workflow, sequential voucher numbering
  • Invoicing -- Create, send, and track invoices with mixed VAT rates and PDF generation
  • Bank reconciliation -- PSD2 bank connection via Enable Banking, 4-pass automatic matching
  • VAT declaration -- SKV 4700 form mapping, per-rate breakdown, EU/export handling
  • Tax reports -- NE-bilaga, INK2, SRU export for Skatteverket
  • Supplier invoices -- Registration, payment tracking, input VAT deduction
  • Document archive -- SHA-256 integrity, 7-year retention enforcement, full archive ZIP export
  • SIE import/export -- Standard Swedish accounting interchange format
  • Extension system -- Opt-in plugins for AI categorization, receipt OCR, email, calendar, and more

Self-Hosting

git clone https://github.com/erp-mafia/gnubok.git
cd gnubok
./setup.sh              # Prompts for Supabase credentials, generates .env
docker compose up -d

You need a Supabase project and must apply the database migrations before first use. See SELF-HOSTING.md for the full step-by-step guide, including Supabase setup, auth configuration, optional features (AI, email, push notifications), and troubleshooting.

Development Setup

Prerequisites: Node.js 20+, a Supabase project.

npm install
npm run dev       # Start dev server (auto-generates extension registry)
npm test          # Run tests
npm run build     # Production build
npm run lint      # ESLint

Tech Stack

  • Framework: Next.js 16 (App Router), React 19, TypeScript (strict)
  • Database: Supabase (PostgreSQL + Row Level Security + email/password auth + TOTP MFA)
  • Styling: Tailwind CSS 4 + shadcn/ui
  • Integrations: Enable Banking (PSD2), Anthropic SDK, LangChain, OpenAI, Resend, JSZip

Documentation

  • SELF-HOSTING.md -- Full self-hosting guide (Docker, Supabase setup, migrations, optional features)
  • CLAUDE.md -- Architecture, bookkeeping engine, database conventions, extension system
  • CONTRIBUTING.md -- Development workflow, code style, pull request process
  • SECURITY.md -- Vulnerability reporting policy

Contributing

Contributions are welcome. See CONTRIBUTING.md for the full guide.

All commits require a DCO sign-off (git commit -s).

License

AGPL-3.0-or-later with an extension exception: third-party extensions that interact solely through the documented Extension API may be licensed under any terms, including proprietary. See LICENSE for details and NOTICE for third-party attributions.

S
Description
Accounted — svensk bokföringsmotor (AGPL, BAS 2026, BFL-compliant, 150+ MCP tools). Finance-kapacitet brevet ERPNext. ADR-ENGAGEMENT-001-tillägg.
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