App-html: straight rename js => ts

app/html/package.json

@@ -16,6 +16,7 @@
   },
   "license": "MIT",
   "main": "dist/client/index.js",
+  "types": "dist/client/index.d.ts",
   "bin": {
     "build-storybook": "./bin/build.js",
     "start-storybook": "./bin/index.js",

app/html/src/typings.d.ts

@@ -0,0 +1,4 @@
+declare module 'global';
+declare module '*.json';
+declare module '@storybook/core/client';
+declare module '@storybook/core/server';

app/html/tsconfig.json

@@ -0,0 +1,9 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "rootDir": "./src",
+    "types": ["webpack-env"]
+  },
+  "include": ["src/**/*"],
+  "exclude": ["src/__tests__/**/*"]
+}