feat: add Auth.js authentication with email verification and login/register forms

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

package.json

@@ -13,10 +13,12 @@
     "@hookform/resolvers": "^6.0.2",
     "@prisma/adapter-mariadb": "^7.10.1",
     "@prisma/client": "^7.10.1",
+    "bcryptjs": "^3.0.3",
     "class-variance-authority": "^0.7.1",
     "cn": "^0.5.0",
     "lucide-react": "^1.64.0",
     "next": "16.4.3",
+    "next-auth": "^5.0.0-beta.32",
     "next-themes": "^0.4.6",
     "react": "19.3.0",
     "react-dom": "19.3.0",