server setup new in node js (#6)

server/.env.example

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+JWT_SECRET=your_jwt_secret

server/.gitignore

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+node_modules
+.env

server/index.js

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+const express = require('express');
+const cors = require('cors');
+const bcrypt = require('bcryptjs');
+const jwt = require('jsonwebtoken');
+const mongoose = require('mongoose');
+require('dotenv').config(); // Load .env file
+
+const app = express();
+const PORT = process.env.PORT || 8080;
+
+
+app.use(cors());
+app.use(express.json());
+
+const mongoURI = `mongodb+srv://${process.env.MONGO_USER}:${process.env.MONGO_PASSWORD}@${process.env.MONGO_CLUSTER}/${process.env.MONGO_DATABASE}?retryWrites=true&w=majority`;
+
+mongoose.connect(mongoURI, { useNewUrlParser: true, useUnifiedTopology: true })
+  .then(() => console.log('MongoDB connected!'))
+  .catch(err => console.error('MongoDB connection error:', err));
+
+
+const User = require('./models/User'); 
+const JWT_SECRET = process.env.JWT_SECRET || 'your_jwt_secret';
+
+// Register Route
+app.post('/auth/register', async (req, res) => {
+    const { name, email, password, mobile, profileImage } = req.body;
+
+    if (!name || !email || !password || !mobile || !profileImage) {
+        return res.status(400).json({ message: 'All fields are required!' });
+    }
+
+
+    const existingUser = await User.findOne({ email });
+    if (existingUser) {
+        return res.status(400).json({ message: 'User already exists!' });
+    }
+
+
+    const hashedPassword = await bcrypt.hash(password, 10);
+
+
+    const newUser = new User({ name, email, password: hashedPassword, mobile, profileImage });
+    await newUser.save();
+
+    return res.status(201).json({ message: 'User registered successfully', user: { name, email, mobile, profileImage } });
+});
+
+// Login Route
+app.post('/auth/login', async (req, res) => {
+    const { email, password } = req.body;
+
+
+    const user = await User.findOne({ email });
+    if (!user) {
+        return res.status(400).json({ message: 'Invalid credentials!' });
+    }
+
+    const isMatch = await bcrypt.compare(password, user.password);
+    if (!isMatch) {
+        return res.status(400).json({ message: 'Invalid credentials!' });
+    }
+
+    const token = jwt.sign({ email: user.email, name: user.name }, JWT_SECRET, { expiresIn: '1h' });
+
+    return res.json({ message: 'Logged in successfully', token });
+});
+
+
+app.listen(PORT, () => {
+    console.log(`Server running at http://localhost:${PORT}/`);
+});

server/models/User.js

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+
+const mongoose = require('mongoose');
+
+const userSchema = new mongoose.Schema({
+    name: String,
+    email: { type: String, unique: true },
+    password: String,
+    mobile: String,
+    profileImage: String
+});
+
+const User = mongoose.model('User', userSchema);
+module.exports = User;