def bundle_url(name)
      bundle = Bundle[name]
      raise "No such bundle: #{name}" unless bundle
      return bundle.paths.map { |p| asset_url(p) } unless Pinion.environment == "production"
      ["#{@mount_point}/#{bundle.name}-#{bundle.checksum}.#{bundle.extension}"]
    end
def bundle_url(name)
      bundle = Bundle[name]
      raise "No such bundle: #{name}" unless bundle
      return bundle.paths.map { |p| asset_url(p) } unless Pinion.environment == "production"
      ["#{@mount_point}/#{bundle.name}-#{bundle.checksum}.#{bundle.extension}"]
    end
Return the bundle url. In production, the single bundled result is produced; otherwise, each individual
 asset_url is returned.