新增資料庫、用戶註冊、登入的功能

package.json

@@ -6,7 +6,11 @@
     "build": "next build",
     "dev": "next dev",
     "lint": "next lint",
-    "start": "next start"
+    "start": "next start",
+    "db:setup": "node scripts/setup-database.js",
+    "db:test": "node database_connection_test.js",
+    "db:reset": "node scripts/reset-database.js",
+    "admin:create": "node scripts/create-admin.js"
   },
   "dependencies": {
     "@hookform/resolvers": "^3.9.1",
@@ -38,14 +42,18 @@
     "@radix-ui/react-toggle-group": "1.1.1",
     "@radix-ui/react-tooltip": "1.1.6",
     "autoprefixer": "^10.4.20",
+    "bcrypt": "^6.0.0",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "cmdk": "1.0.4",
+    "crypto": "^1.0.1",
     "date-fns": "4.1.0",
     "embla-carousel-react": "8.5.1",
     "geist": "^1.3.1",
     "input-otp": "1.4.1",
+    "jsonwebtoken": "^9.0.2",
     "lucide-react": "^0.454.0",
+    "mysql2": "^3.9.2",
     "next": "15.2.4",
     "next-themes": "^0.4.4",
     "react": "^19",
@@ -61,6 +69,8 @@
     "zod": "^3.24.1"
   },
   "devDependencies": {
+    "@types/bcrypt": "^5.0.2",
+    "@types/jsonwebtoken": "^9.0.6",
     "@types/node": "^22",
     "@types/react": "^19",
     "@types/react-dom": "^19",