master
docs: add multi-security-type spec and implementation plan
Добавлено info-логирование по каждому ISIN и пример скрипта update_prices.sh
feat: replace Цена column with Крайняя цена and Цена закрытия in Excel output
feat: convert bond price to rubles using FACEVALUE from MOEX
feat: add models (BondDetail, CouponPayment)
chore: final formatting and AGENTS.md update
docs: rewrite README in Russian, document --excel feature
feat: add moex-helper console script entry point
chore: add openpyxl dependency