Hi, yes, you can build the package in your IDE, like this:
Then, you can copy the tar file over, and then, in a terminal session on your Shiny server install the package, here are a couple of links: Building and installing an R package, https://support.rstudio.com/hc/en-us/community/posts/200663577-Novice-R-user-installing-from-tar-gz-file