bootstrap 5 WIP (#7891)

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

tabby-serial/webpack.config.mjs

@@ -0,0 +1,10 @@
+import * as path from 'path'
+import * as url from 'url'
+const __dirname = url.fileURLToPath(new URL('.', import.meta.url))
+
+import config from '../webpack.plugin.config.mjs'
+
+export default () => config({
+    name: 'serial',
+    dirname: __dirname,
+})