- Macrostep 00: Model contract and retained historical options.
- Macrostep 01: Project foundation and configuration, including schema, presets, CLI, and CI setup.
- Macrostep 02: Mathematical core implementation and deterministic oracles.
- Macrostep 03: CPU-based planar simulation engine, FFT backend, and headless runner.
Provides exhaustive objectives, phase breakdowns, validation policies, and deliverables for each macrostep.