su: ignoring --preserve-environment, it's mutually exclusive with --login
Warning in warn_if_app_dir_is_package(appDir) :
  Loading R/ subdirectory for Shiny application, but this directory appears to contain an R package. Sourcing files in R/ may cause unexpected behavior. See `?loadSupport` for more details.
[ImmunoFusion] Source dir -> pkgload::load_all()
Registered S3 method overwritten by 'bit64':
  method          from 
  print.bitstring tools

Error in load_imports(path) : 
  The packages "data.table" (>= 1.15.0) and "plotly" are required.
Calls: runApp ... load_imports -> deps_check_installed -> check_installed
Execution halted