The list of errata inserted at the beginning which contains only two corrections is far from adequate.
The errata page, though extensive and a real boon, is not exhaustive.
An erratum, with the correct colouring, has been printed and distributed to all purchasers of the volume.
Though errata and associated correspondence may be published, they may be difficult to locate unless one is a constant reader of the same journal.
Most of these appear to have been caught and accounted for in the list of errata pasted inside the cover.
Your subsequent additions (if any) to the online supplementary material may certainly take the form of errata, correcting errors in the paper, or providing new, better, download bundles.
Such a concern can be seen not only in the established study of marginalia and handwritten annotations, but can also in the existence of manuscript errata.
By the way, an irritating error has crept in to the erratum, where the experience of the pilot is referred to.