{
  "version": "v1",
  "keyColor": "#00FF00",
  "targetCanvas": "1600x900",
  "despill": "medium",
  "edgeCleanup": "medium",
  "preserveBlueArrows": true,
  "preserveDarkBlues": true,
  "notes": "Use with tools/key-greenscreen-figures.py to convert greenscreen exercise sources into transparent RGBA/WebP figures."
}