docs: def node_dependencies(context: Context):
      """
      Updates node.js dependencies
      """
      args = ['--loglevel', {0: 'silent', 1: 'warn', 2: 'info'}[context.verbosity]]
      if not context.use_colour:
          args.append('--color false')
      args.append('install')
      return context.shell('npm', *args)