Phase 113 complete (v3.7 Invoices): - DB: invoices, invoice_configs, invoice_number_counters, fakturownia_integration_settings + orders.invoice_requested - FakturowniaIntegrationRepository (multi-account via integrations.type='fakturownia') - FakturowniaApiClient (testConnection; createInvoice/downloadPdf STUBs) - IntegrationsRepository::updateTestResult() (reusable test-result writer) - /settings/integrations/fakturownia (list + edit + test + delete) - Karta Fakturownia w hubie /settings/integrations Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Phase 110 complete: - add Statistics -> Podsumowanie page - add monthly order count and value charts per integration plus total - use Chart.js with table fallback and 04-2026 default history start - update PAUL and DOCS technical documentation
