create_multi_line_invoice: Скилл для создания счетов с НДС

--- name: create_multi_line_invoice tier: 2 task: T09 description: This skill should be used when the task asks to create an invoice with MULTIPLE product lines, especially with different VAT rates (25%, 15%, 0%). Trigger phrases include "mit drei Produktzeilen", "with three product lines", "med tre produktlinjer", "avec trois lignes de produit", "con tres líneas de producto", "Rechnung mit Produktzeilen", or any invoice mentioning multiple products with different VAT/MwSt/MVA rates. --- # Create Multi-Line Invoice ## Call 1: GET /customer + GET /product + GET /ledger/account (3 parallel GETs) ``` GET /customer?organizationNumber=<org_nr>&fields=id,name&count=10 GET /product?fields=id,name,number,priceExcludingVatCurrency&count=50 GET /ledger/account?number=1920&fields=id,number,bankAccountNumber,isBankAccount ``` Match products by `number` field from the prompt. ## Call 2: PUT /ledger/account (set bank if empty) ```json PUT /ledger/account/<id> {"id": <id>, "name": "Bankinnskudd", "number": 1920, "bankAccountNumber": "86011117947", "isBankAccount": true} ``` ## Call 3: POST /invoice (inline order with product refs) ```json POST /invoice { "invoiceDate": "2026-03-21", "invoiceDueDate": "2026-04-04", "orders": [{ "customer": {"id": <customer_id>}, "orderDate": "2026-03-21", "deliveryDate": "2026-03-21", "orderLines": [ {"product": {"id": <product1_id>}, "count": 1}, {"product": {"id": <product2_id>}, "count": 1}, {"product": {"id": <product3_id>}, "count": 1} ] }] } ``` **5 calls, 0 errors.**