Deterministic Conic-section luminance contour fitting on planar wall + point-source cosine-power I(θ)=I0·cos^n(θ) photometric inversion engine (.jpg, .heic, .dng, .pdf) built for Delta Light, Flos Architectural, Centrsvet, DIALux — zero-upload ephemeral Wasm RAM execution.
Running ephemeral Wasm verification…