Vaadin Chart: How to display week numbers on a time axis?


I have a requirement to display the week numbers on a time-series chart. My understanding is that Vaadin Charts doesn’t support it, because the underlying HighCharts library doesn’t support it (According to this:

I found some resources about implementing it in HighCharts:

…but this is all in Javascript on the HighChart side, and I don’t know how I could implement something like that in Vaadin Charts (i.e. update the HighCharts.dateFormats object to add a week number entry).

Would you have any pointers about how best to implement week number support?