basic MIDI Input Audio Tracks

frontend/vite.config.ts

@@ -21,6 +21,7 @@ const embedded = [
 
   // dependencies that exist in single component
   'react-beautiful-dnd',
+  'react-draggable',
   '@magenta/music', 'html-midi-player',
   'react-markdown', 'rehype-highlight', 'rehype-raw', 'remark-breaks', 'remark-gfm'
 ];