Parameters
- config: SwingSetConfig
- bootstrapArgs: unknown
- kernelStorage: SwingStoreKernelStorage
- initializationOptions: InitializationOptions = {}
- runtimeOptions: { 
 bundleHandler?: BundleHandler;
 env?: Record<string, undefined | string>;
 } = {}- OptionalbundleHandler?: BundleHandler
- Optionalenv?: Record<string, undefined | string>
 
Returns Promise<undefined | string>
KPID of the bootstrap message result promise