simulator: v4.4.0

4.4.0 (2026-04-07)

🚀 Features

• ocpp: add EncodingMethodEnumType enum for signed meter value encoding methods (8e89879)
• ocpp: add signed meter values support for OCPP 1.6 and 2.0.x (#1775) (7d69543)
• ocpp: add signing prerequisites validation and EC curve auto-derivation (7b072f9)
• ocpp: auto-derive signing method from EC public key curve (9a630bd)

🐞 Bug Fixes

• ocpp: conform signingMethod to OCA spec and fix template curve mismatch (b5f45a4)
• ocpp: populate signingMethod field and add SigningMethodEnumType enum (90bb3ab)
• ocpp: use Volatile instead of invented Ephemeral for CertificatePrivateKey persistence (d73a43d)

✨ Polish

• crypto: modernize crypto APIs and harden certificate handling (66d6967)
• ocpp: use Node.js crypto for EC curve derivation (05820aa)
• tests: harmonize crypto test data and improve test quality (972eb54)
• tests: harmonize test file names and @file descriptions (f5d6dd4)
• tests: rename OCPP16VendorParametersKey test to match source file (b459fa1)