Khởi tạo dự án 3dtours

backend/config/db.js

@@ -0,0 +1,13 @@
+const mongoose = require('mongoose');
+
+const connectDB = async () => {
+    try {
+        const conn = await mongoose.connect(process.env.MONGODB_URI);
+        console.log(`MongoDB Connected: ${conn.connection.host}`);
+    } catch (error) {
+        console.error(`Error connecting to MongoDB: ${error.message}`);
+        process.exit(1);
+    }
+};
+
+module.exports = connectDB;