修正 vercal 佈署失敗問題

lib/database.ts

@@ -3,7 +3,13 @@ import { dbConfig } from './config';
 
 // 建立連接池
 const pool = mysql.createPool({
-  ...dbConfig,
+  host: dbConfig.host,
+  port: dbConfig.port,
+  user: dbConfig.user,
+  password: dbConfig.password,
+  database: dbConfig.database,
+  charset: dbConfig.charset,
+  timezone: dbConfig.timezone,
   waitForConnections: true,
   connectionLimit: 10,
   queueLimit: 0,