Changelog

v1.0.0 — 2025 Q1

Initial public release.

Features

HD wallet with BIP44 derivation (m/44'/195'/0'/0/{index})
AES-256-GCM vault encryption
TronGrid polling (address mode + block scan mode)
Order state machine with event sourcing
HMAC-SHA256 signed webhooks with exponential backoff
Multi-merchant support with per-merchant API keys
Admin dashboard (React + Tailwind)
Checkout UI with QR code (embeddable iframe)
Gas Manager (auto TRX top-up for payment addresses)
Fund Sweeper (automated USDT collection to hot wallet)
Redis-backed block scanning with automatic fallback
Docker Compose single-command deployment
GitHub Actions CI/CD
BSL 1.1 License