The Dockerfile should default to options(Ncpus = 4) so that install is done faster.

Hi all,

First of all, great job on the package ! Works great for me and has helped me deploy some shiny apps that help a lot of people in the company :)
This is a great solution to not have to go through a whole production process.

I had a very simple (maybe dumb) question that I couldn't find an answer for. The question came from user trial and use :

• If someone wants to pin the shiny