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server/config/database.js

@@ -2,11 +2,11 @@ const mysql = require('mysql2/promise');
 
 // 数据库连接配置
 const dbConfig = {
-  host: process.env.DB_HOST || 'localhost',
-  port: process.env.DB_PORT || 3306,
-  user: process.env.DB_USER || 'root',
-  password: process.env.DB_PASSWORD || '',
-  database: process.env.DB_NAME || 'your_database',
+  host: process.env.DB_HOST,
+  port: process.env.DB_PORT,
+  user: process.env.DB_USER,
+  password: process.env.DB_PASSWORD,
+  database: process.env.DB_NAME,
   charset: 'utf8mb4',
   timezone: '+08:00',
   acquireTimeout: 60000,