added backend-mgmt for dataset/dataset_entry and utterances, this includes upload and also displaying of the dataset on the admin pages

package.json

@@ -5,13 +5,19 @@
   "scripts": {
     "dev": "next dev",
     "build": "next build",
-    "start": "next start"
+    "start": "next start",
+    "db:push": "drizzle-kit push",
+    "auth:push": "auth migrate"
   },
   "dependencies": {
+    "@libsql/client": "^0.17.0",
     "@tailwindcss/postcss": "^4.2.1",
+    "auth": "^1.5.3",
     "better-auth": "^1.4.19",
     "better-auth-localization": "^2.3.1",
     "better-sqlite3": "^12.6.2",
+    "drizzle-orm": "^0.45.1",
+    "extract-zip": "^2.0.1",
     "next": "16.1.6",
     "postcss": "^8.5.6",
     "tailwindcss": "^4.2.1"
@@ -20,6 +26,7 @@
     "@types/better-sqlite3": "^7.6.13",
     "@types/node": "^20",
     "@types/react": "^19",
+    "drizzle-kit": "^0.31.9",
     "typescript": "^5"
   }
 }