deploy

backend/Dockerfile

@@ -6,7 +6,7 @@ WORKDIR /app
 COPY package*.json ./
 
 # Install dependencies
-RUN npm ci --only=production
+RUN npm install --only=production
 
 # Copy source code
 COPY . .

backend/src/index.js

@@ -11,18 +11,26 @@ dotenv.config();
 const app = express();
 const port = process.env.PORT || 3001;
 
+// Trust proxy for rate limiting behind Traefik
+app.set('trust proxy', 1);
+
 // Middleware
 app.use(helmet());
 app.use(express.json());
 app.use(cors({
-  origin: process.env.CORS_ORIGIN,
+  origin: process.env.CORS_ORIGIN || 'https://knck.pl',
   methods: ['POST']
 }));
 
 // Rate limiting
 const limiter = rateLimit({
   windowMs: parseInt(process.env.RATE_LIMIT_WINDOW_MS) || 900000, // 15 minutes
-  max: parseInt(process.env.RATE_LIMIT_MAX_REQUESTS) || 5 // 5 requests per window
+  max: parseInt(process.env.RATE_LIMIT_MAX_REQUESTS) || 5, // 5 requests per window
+  standardHeaders: true, // Return rate limit info in the `RateLimit-*` headers
+  legacyHeaders: false, // Disable the `X-RateLimit-*` headers
+  keyGenerator: (req) => {
+    return req.ip || req.socket.remoteAddress;
+  }
 });
 app.use('/api/contact', limiter);
 
@@ -30,10 +38,34 @@ app.use('/api/contact', limiter);
 const transporter = nodemailer.createTransport({
   host: process.env.SMTP_HOST,
   port: parseInt(process.env.SMTP_PORT),
-  secure: false,
+  secure: false, // true for 465, false for other ports like 587
   auth: {
+    type: 'login',
     user: process.env.SMTP_USER,
     pass: process.env.SMTP_PASS
+  },
+  tls: {
+    rejectUnauthorized: false // Required for some SMTP servers
+  },
+  debug: true, // Enable debug logging
+  logger: true // Enable logger
+});
+
+// Verify SMTP connection configuration
+transporter.verify(function(error, success) {
+  if (error) {
+    console.error('SMTP connection error:', {
+      message: error.message,
+      code: error.code,
+      response: error.response,
+      command: error.command,
+      stack: error.stack,
+      host: process.env.SMTP_HOST,
+      port: process.env.SMTP_PORT,
+      user: process.env.SMTP_USER
+    });
+  } else {
+    console.log('SMTP server is ready to take our messages');
   }
 });
 
@@ -73,7 +105,13 @@ ${message}
 
     res.status(200).json({ message: 'Email sent successfully' });
   } catch (error) {
-    console.error('Error sending email:', error);
+    console.error('Error sending email:', {
+      message: error.message,
+      code: error.code,
+      response: error.response,
+      command: error.command,
+      stack: error.stack
+    });
     res.status(500).json({ error: 'Failed to send email' });
   }
 });