get the command line arguments
Examples
cmdargs()
#> $wd
#> [1] "/home/runner/work/baizer/baizer/docs/reference"
#>
#> $R_env
#> [1] "/opt/R/4.3.1/lib/R/bin/exec/R"
#>
#> $script_path
#> [1] "/home/runner/work/_temp/95135480-c7c4-4c46-9e9d-7499ab046e48"
#>
#> $script_dir
#> [1] "/home/runner/work/_temp"
#>
#> $env_configs
#> [1] "--no-echo"
#> [2] "--no-restore"
#> [3] "--file=/home/runner/work/_temp/95135480-c7c4-4c46-9e9d-7499ab046e48"
#>