feat: initialize frontend with Next.js, Tailwind CSS, and internationalization support

- Added package.json for project dependencies and scripts
- Configured PostCSS with Tailwind CSS
- Created global styles and theme context for dark mode support
- Implemented layout and routing for internationalization using next-intl
- Developed main components: Header, Footer, Hero, About, Skills, Projects, Contact
- Added language switcher and contact form with validation
- Created project card component to display project details
- Set up localization files for English and Portuguese
- Configured Tailwind CSS for styling and responsive design
- Added favicon and logo assets

backend/routes/email.js

@@ -0,0 +1,53 @@
+const express = require('express');
+const nodemailer = require('nodemailer');
+const router = express.Router();
+
+router.post('/send', async (req, res) => {
+  const { name, email, message } = req.body;
+
+  if (!name ||!email ||!message) {
+    return res.status(400).json({ message: 'All fields are required.' });
+  }
+  if (!/\S+@\S+\.\S+/.test(email)) {
+    return res.status(400).json({ message: 'Invalid email address.' });
+  }
+
+  const transporter = nodemailer.createTransport({
+    host: process.env.SMTP_HOST,
+    port: parseInt(process.env.SMTP_PORT || '587', 10),
+    secure: process.env.SMTP_SECURE === 'true', // true for 465, false for other ports
+    auth: {
+    user: process.env.SMTP_USER,
+    pass: process.env.SMTP_PASS,
+  },
+// If using self-signed certificates or having issues with TLS:
+// tls: {
+// rejectUnauthorized: false // Use with caution, only for development/testing
+// }
+});
+
+const mailOptions = {
+  from: `"${name}" <${process.env.SMTP_FROM_EMAIL || process.env.SMTP_USER}>`, // Use a configured FROM email or fallback
+  replyTo: email,
+  to: process.env.YOUR_RECEIVING_EMAIL, // Your email address to receive submissions
+  subject: `New Portfolio Contact: ${name}`,
+  text: `Name: ${name}\nEmail: ${email}\nMessage: ${message}`,
+  html: `<p><strong>Name:</strong> ${name}</p>
+         <p><strong>Email:</strong> <a href="mailto:${email}">${email}</a></p>
+         <p><strong>Message:</strong></p>
+         <p>${message.replace(/\n/g, '<br>')}</p>`,
+};
+
+
+
+  try {
+    await transporter.sendMail(mailOptions);
+    res.status(200).json({ message: 'Message sent successfully!' });
+  } catch (error) {
+    console.error('Error sending email:', error);
+    // Provide a more generic error message to the client
+    res.status(500).json({ message: 'Failed to send message. Please try again later.' });
+  }
+});
+
+module.exports = router;