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/api/users/[id].delete.ts

@@ -0,0 +1,25 @@
+export default defineEventHandler(async (event) => {
+  const session = await requireAdmin(event)
+  await ensureBootstrap()
+
+  const id = getRouterParam(event, 'id')
+  if (!id) {
+    throw createError({ statusCode: 400, statusMessage: 'Missing id' })
+  }
+
+  if (session.id === id) {
+    throw createError({ statusCode: 400, statusMessage: 'Cannot delete yourself' })
+  }
+
+  const existing = await prisma.user.findUnique({ where: { id } })
+  if (!existing) {
+    throw createError({ statusCode: 404, statusMessage: 'User not found' })
+  }
+
+  if (existing.username === (process.env.ADMIN_USERNAME || 'admin')) {
+    throw createError({ statusCode: 400, statusMessage: 'Cannot delete bootstrap admin' })
+  }
+
+  await prisma.user.delete({ where: { id } })
+  return { ok: true }
+})