Add synchronous and streaming MotorService APIs backed by the PLC Modbus TCP runtime and protocol driver. Extend AUBO JSON commands and isolate vendor libstdc++ paths while keeping build-tree tests runnable.
Vendor MsQuic with build and install support, add DeviceManager status to configurable heartbeats, and report only enabled devices.
Add the local QUIC gateway, protocol coverage, real MsQuic E2E tests, process smoke tests, and updated integration documentation.