I have 5 blackwood logs. How do I get the blackwood hull?

[rogerbt]

I have 5 blackwood logs. How do I get the blackwood hull?

I visited the shipyard in Neketaka, and there is no dialogue options about it. It is not listed in the "supply" options for the city.

???

[kaymarciy]

You craft it in the craft menu.

[rogerbt]

Thank you.... !

Not intuitive at all though!