CubePilot documents Cube Red dual-FMU autopilot module

Evidence notes
- CubePilot published documentation for Cube Red, a dual flight-management-unit autopilot module for unmanned exploration vehicle operations.
- Cube Red adds dual-core double-precision FPU processors, Ethernet, external flash memory and redundancy across key components.
Company context
CubePilot develops autopilot modules, GNSS units, carrier boards, telemetry systems and supporting hardware for unmanned systems. Its Cube autopilot ecosystem is built around modular open-source flight-control hardware used across professional UAVs, drones and other unmanned vehicle projects.