Multi-Scale Fanned-Fret Guitar/Bass Fretboard, Angled Nut & Bridge CNC .DXF Compiler

Deterministic 12-TET geometric series (L - L/2^(n/12)) projected onto trapezoidal string-spread vectors with blind-slot CNC tool-radius offset engine (.dxf, .svg, .pdf, .csv) built for Strandberg, Dingwall, Ibanez, Hipshot — zero-upload ephemeral Wasm RAM execution.