Lamp: the SVG over the lightbox, and layered UV print files

ZeroGPU: use CUDA only inside a GPU task, fall back to the CPU if it refuses

Lamp (3D print) tab: conduit block, LED bays, music box enclosure, colour plugs, KiCad boards

MIDI patches: a colour per channel, a timbre per patch family

Preview plays the recording or the MIDI synth (globe, dice and music box pages)

Dice and board (3D) tab: polyhedra, primitives, glTF export

Globe: even mosaic across the face (pieces sized as seen from the front)

Enhanced choreography, screen and device sizes, orientation, key and piano roll positions

Fix argmin of an empty sequence when packing many circles in the Ling programs map

README: PayPal business profile link

README: uses and support link

MIDI plus recording: fuse exact notes with FFT alignment, loudness and drum hits

Add Reitenland patriotic preset

Default theme follows LingStationX palette

Default ROYGBIV dark theme: flat header, panels on the page ground

Optional CUDA path and ZeroGPU hook

Silence joblib core-count warning on Windows

Make the themes legible: light panels, dark text, light chips

HatchLing-TuneBox with America, Korea and Ling Country themes

initial commit