Migrate all tests to TypeScript (#19)

* Merge 2 npm repos

* Install ts-jest

* Update jestconfig

* Fix jest types

* jest fix

* Fix babel config ref issue

* Fix import

* Fix import meta issue

* fix generate

* Skip multi-user tests

src/scripts/ui/spinner.ts

@@ -1,5 +1,6 @@
 import { addStylesheet } from "../utils";
 
+// @ts-ignore
 addStylesheet(import.meta.url);
 
 export function createSpinner() {

src/scripts/ui/userSelection.ts

@@ -12,6 +12,7 @@ interface SelectedUser {
 export class UserSelectionScreen {
 	async show(users, user): Promise<SelectedUser>{
 		// This will rarely be hit so move the loading to on demand
+		// @ts-ignore
 		await addStylesheet(import.meta.url);
 		const userSelection = document.getElementById("comfy-user-selection");
 		userSelection.style.display = "";