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-sdk/src/lib/build.ts

@@ -1,3 +1,4 @@
+import type { InlineConfig } from "vite"
 import { BundlerOptions } from "../types"
 import { getViteConfig } from "./config"
 
@@ -5,13 +6,10 @@ export async function build(options: BundlerOptions) {
   const vite = await import("vite")
 
   const viteConfig = await getViteConfig(options)
-
-  try {
-    await vite.build(
-      vite.mergeConfig(viteConfig, { mode: "production", logLevel: "silent" })
-    )
-  } catch (error) {
-    console.error(error)
-    throw new Error("Failed to build admin panel")
+  const buildConfig: InlineConfig = {
+    mode: "production",
+    logLevel: "error",
   }
+
+  await vite.build(vite.mergeConfig(viteConfig, buildConfig))
 }