build: use TSGo (TS 7.0 dev) to speed up building types

Also simplify and put timers into the bootstrap
script

Author: matyasf

package.json

@@ -14,7 +14,6 @@
     "packages/*"
   ],
   "scripts": {
-    "build:themes": "ui-scripts build-themes",
     "prestart": "pnpm run bootstrap",
     "start": "pnpm --filter docs-app start",
     "start:watch": "pnpm --filter docs-app start:watch",
@@ -30,8 +29,9 @@
     "build": "pnpm -r --stream build",
     "build:watch": "pnpm -r --stream build:watch",
     "build:docs": "pnpm --filter docs-app bundle",
+    "build:themes": "ui-scripts build-themes",
     "build:tokens": "ui-scripts generate-all-tokens",
-    "build:types": "tsc -b tsconfig.references.json",
+    "build:types": "tsgo -b tsconfig.references.json",
     "build:ts": "pnpm --filter @instructure/ui-icons prepare-build && pnpm run build:types",
     "clean": "node scripts/clean.js",
     "clean-node": "node scripts/clean.js --nuke_node",
@@ -76,6 +76,7 @@
     "@types/node": "^22",
     "@types/react": "18.3.26",
     "@types/react-dom": "18.3.1",
+    "@typescript/native-preview": "7.0.0-dev.20260526.1",
     "@vitejs/plugin-react": "^4.5.1",
     "@vitest/eslint-plugin": "^1.6.14",
     "babel-plugin-add-import-extension": "^1.6.0",

packages/__docs__/globals.ts

@@ -34,11 +34,8 @@ import ReactDOM from 'react-dom'
 
 import { LoremIpsum } from 'lorem-ipsum'
 import moment from 'moment'
-// @ts-expect-error no type declarations for moment locales side-effect import
 import 'moment/min/locales'
-
 import { mirrorHorizontalPlacement } from '@instructure/ui-position'
-
 import { getComponentsForVersion } from './versioned-components'
 import { dark, light } from '@instructure/ui-themes'
 import { debounce } from '@instructure/debounce'

packages/ui-table/src/Table/__tests__/Table.test.tsx

@@ -209,10 +209,11 @@ describe('<Table />', async () => {
         <Table.Body>
           test
           <span>test</span>
-          {/* @ts-ignore error is normal here */}
+          {/* @ts-expect-error error is normal here */}
           <Table.Row>
             test
             <span>test</span>
+            {/* @ts-expect-error error is normal here */}
             <Table.Cell>Foo</Table.Cell>
             test
             <span>test</span>