feat: initialize admin package with Next.js 16 and Prisma dependencies and update type declaration route path

admin/package.json

@@ -13,6 +13,7 @@
     "@prisma/client": "6.19.3",
     "@prisma/config": "6.19.3",
     "@types/bcryptjs": "^2.4.6",
+    "afrohub": "file:..",
     "bcryptjs": "^3.0.3",
     "dotenv": "^17.4.1",
     "lucide-react": "^1.8.0",

next-env.d.ts

@@ -1,6 +1,6 @@
 /// <reference types="next" />
 /// <reference types="next/image-types/global" />
-import "./.next/dev/types/routes.d.ts";
+import "./.next/types/routes.d.ts";
 
 // NOTE: This file should not be edited
 // see https://nextjs.org/docs/app/api-reference/config/typescript for more information.