bootstrap 5 WIP (#7891)

New standard theme that follows your chosen terminal colors, Bootstrap 5 & Angular 15 upgrade

scripts/build-typings.mjs

@@ -0,0 +1,9 @@
+#!/usr/bin/env node
+import sh from 'shelljs'
+import * as vars from './vars.mjs'
+import log from 'npmlog'
+
+vars.builtinPlugins.forEach(plugin => {
+    log.info('typings', plugin)
+    sh.exec(`yarn tsc --project ${plugin}/tsconfig.typings.json`, { fatal: true })
+})