feat(08-10-receipt-module): phases 08-10 complete — receipt issuing from orders
Phase 08 — DB Foundation:
- 3 new tables: receipt_configs, receipts, receipt_number_counters
- company_settings extended with BDO, REGON, KRS, logo fields
Phase 09 — Receipt Config:
- CRUD for receipt configurations (Settings > Accounting)
- ReceiptConfigController + ReceiptConfigRepository
Phase 10 — Receipt Issuing:
- ReceiptRepository with atomic numbering (INSERT ON DUPLICATE KEY UPDATE)
- ReceiptController with snapshot pattern (seller/buyer/items as JSON)
- "Wystaw paragon" button in order view
- Documents tab showing both receipts and marketplace documents
- Activity log entry on receipt creation
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>