Description:
  Checks the currently installed template packages for update, and install the updates.

Usage:
  dotnet new update [options]

Options:
  --interactive                                Allows the command to stop and wait for user input or action (for example to complete authentication).
  --add-source, --nuget-source <nuget-source>  Specifies a NuGet source to use.
  --check-only, --dry-run                      Only checks for updates and display the template packages to be updated without applying update.
  -v, --verbosity <LEVEL>                      Sets the verbosity level. Allowed values are q[uiet], m[inimal], n[ormal], and diag[nostic]. [default: normal]
  -d, --diagnostics                            Enables diagnostic output.
  -?, -h, --help                               Show command line help.