diff --git a/sk1/src/routes/auth.js b/sk1/src/routes/auth.js
new file mode 100644
index 0000000..0779f65
--- /dev/null
+++ b/sk1/src/routes/auth.js
@@ -0,0 +1,57 @@
+const express = require('express');
+const router = express.Router();
+const User = require('../models/User');
+const jwt = require('jsonwebtoken');
+const bcrypt = require('bcryptjs');
+
+// Регистрация
+router.post('/register', async (req, res) => {
+    try {
+        const { firstName, lastName, email, password } = req.body;
+        
+        // Проверка существования пользователя
+        const existingUser = await User.findOne({ email });
+        if (existingUser) {
+            return res.status(400).json({ message: 'User already exists' });
+        }
+        
+        // Создание пользователя
+        const user = new User({ firstName, lastName, email, password });
+        await user.save();
+        
+        // Создание JWT токена
+        const token = jwt.sign({ userId: user._id }, process.env.JWT_SECRET, { expiresIn: '1h' });
+        
+        res.status(201).json({ token, userId: user._id });
+    } catch (error) {
+        res.status(500).json({ message: 'Something went wrong' });
+    }
+});
+
+// Вход
+router.post('/login', async (req, res) => {
+    try {
+        const { email, password } = req.body;
+        
+        // Поиск пользователя
+        const user = await User.findOne({ email });
+        if (!user) {
+            return res.status(400).json({ message: 'Invalid credentials' });
+        }
+        
+        // Проверка пароля
+        const isMatch = await bcrypt.compare(password, user.password);
+        if (!isMatch) {
+            return res.status(400).json({ message: 'Invalid credentials' });
+        }
+        
+        // Создание JWT токена
+        const token = jwt.sign({ userId: user._id }, process.env.JWT_SECRET, { expiresIn: '1h' });
+        
+        res.json({ token, userId: user._id });
+    } catch (error) {
+        res.status(500).json({ message: 'Something went wrong' });
+    }
+});
+
+module.exports = router;
\ No newline at end of file
diff --git a/sk1/src/routes/cart.js b/sk1/src/routes/cart.js
new file mode 100644
index 0000000..dea4427
--- /dev/null
+++ b/sk1/src/routes/cart.js
@@ -0,0 +1,40 @@
+const express = require('express');
+const router = express.Router();
+const Cart = require('../models/Cart');
+const auth = require('../middleware/auth');
+
+// Получить корзину пользователя
+router.get('/', auth, async (req, res) => {
+    try {
+        let cart = await Cart.findOne({ userId: req.userId }).populate('userId');
+        if (!cart) {
+            cart = new Cart({ userId: req.userId, items: [] });
+            await cart.save();
+        }
+        res.json(cart);
+    } catch (error) {
+        res.status(500).json({ message: 'Something went wrong' });
+    }
+});
+
+// Обновить корзину
+router.post('/', auth, async (req, res) => {
+    try {
+        const { items } = req.body;
+        
+        let cart = await Cart.findOne({ userId: req.userId });
+        if (!cart) {
+            cart = new Cart({ userId: req.userId, items });
+        } else {
+            cart.items = items;
+            cart.updatedAt = Date.now();
+        }
+        
+        await cart.save();
+        res.json(cart);
+    } catch (error) {
+        res.status(500).json({ message: 'Something went wrong' });
+    }
+});
+
+module.exports = router;
\ No newline at end of file