feat(dashboard,admin-sdk,admin-shared,admin-vite-plugin): Add support for UI extensions (#7383)

* intial work

* update lock

* add routes and fix HMR of configs

* cleanup

* rm imports

* rm debug from plugin

* address feedback

* address feedback

packages/admin-next/admin-vite-plugin/src/babel.ts

@@ -0,0 +1,32 @@
+import { parse, type ParseResult, type ParserOptions } from "@babel/parser"
+import _traverse, { type NodePath } from "@babel/traverse"
+import {
+  ExportDefaultDeclaration,
+  ExportNamedDeclaration,
+  File,
+  ObjectProperty,
+} from "@babel/types"
+
+/**
+ * Depending on whether we are running the CJS or ESM build of the plugin, we
+ * need to import the default export of the `@babel/traverse` package in
+ * different ways.
+ */
+let traverse: typeof _traverse
+
+if (typeof _traverse === "function") {
+  traverse = _traverse
+} else {
+  traverse = (_traverse as any).default
+}
+
+export { parse, traverse }
+export type {
+  ExportDefaultDeclaration,
+  ExportNamedDeclaration,
+  File,
+  NodePath,
+  ObjectProperty,
+  ParseResult,
+  ParserOptions,
+}