Bandoneon MIDI Visualizer

Static client-side app for MIDI keyboard input and MIDI upload with separate 142/144 bandoneon layouts.

MIDI status: No MIDI access yet
Incoming note:
Velocity:
Active mapping buttons:

Colors are by octave. Click any visual button to simulate press. Upload a mapping.json to use an exact bandoneon layout, or edit mappings.js for separate 142 and 144 layouts.

To deploy: push this folder to a GitHub repo and enable GitHub Pages (branch: main or gh-pages), it'll serve as a static site.