foreground: lightDark()

in src/theme.js [526:532]

• 7 lines of code
• 1 McCabe index (conditional complexity)

          foreground: lightDark(scale.gray[1], scale.gray[8]),
          background: lightDark(scale.blue[6], scale.blue[2])
        },
      },
      {
        scope: "meta.diff.range",
        settings: {