Repository Layout

reflex/
├── .github/workflows/    # CI, docs deployment, release-please, commitlint
├── bench/                # Micro-benchmarks (per-update latency); not CI-gated
├── cmake/                # deps.cmake (Catch2), compile_all.cmake, warnings.cmake
├── docs/                 # This site's pages (the site is generated from them)
├── docs-site/            # The site's components, traces and figures; docs-kit config
├── scripts/              # Developer and CI helper scripts
├── sdk/
│   └── include/branes/reflex/
│       ├── control/      # Controllers (pid, mixer, rate, attitude, position, cascade)
│       ├── dsp/          # Sensor filters (biquad, rpm_notch)
│       ├── math/         # Fixed-size vectors, matrices, quaternions (vec3, quat)
│       └── model/        # Plant models (quadrotor)
├── tests/
│   └── sdk/              # Catch2 tests, one executable per file
├── tools/                # Host-side developer tools (simulation, tuning, plotting)
├── CMakeLists.txt
└── CMakePresets.json

The public API is everything under sdk/include/branes/reflex/, in the branes::reflex namespace, exposed through the branes::reflex CMake target.