Midv661 New Portable

The Modbus stack has been completely rewritten in Rust (replacing the original C implementation). Benchmarks show:

The official nomenclature is . This is not to be confused with the incremental v2.9.x patches from 2023. The "new" designation indicates a fork in the firmware tree: future security patches will support both the legacy v2.x branch and the new v3.x branch for 18 months, after which v2.x reaches end-of-life. midv661 new