Add Docker Registry AIO with Nuxt Token Auth and admin UI.

Compose brings up registry:3 plus a Prisma/SQLite Nuxt app for docker login, ACL management, and image browsing with shadcn-vue.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/server/plugins/bootstrap.ts

@@ -0,0 +1,8 @@
+export default defineNitroPlugin(async () => {
+  try {
+    await ensureBootstrap()
+    console.log('[bootstrap] admin ready')
+  } catch (err) {
+    console.error('[bootstrap] failed on startup', err)
+  }
+})