Add todo note

src/theme/palette.ts

@@ -14,6 +14,7 @@ export const createPalette = ({ dark }: { dark?: boolean }) => {
     primary: {
       main: mainGreen,
       contrastText: '#ffffff',
+      // TODO could not be needed anymore with change to primary green
       // default is lighten main color by 0.2
       light: lighten(mainGreen, 0.4),
     },