wch

# By default, the directories in .libPaths() aren't writable on shinyapps.io, so
# create a subdir where we'll install our package.
if (!file.exists("R-lib")) {
  dir.create("R-lib")
}
# Unfortunately, there's no way to get deployapp() to ignore this directory, so
# make sure to remove it locally before you call deployapp(). This can be done
# with:
#   unlink("pkgInst/R-lib", recursive = TRUE)