chore: Add free tools on marketing pages

apps/landing/src/pages/api/verify-email.ts

@@ -0,0 +1,70 @@
+import type {NextApiRequest, NextApiResponse} from 'next';
+import {UtilitySchemas} from '@plunk/shared';
+import {API_URI} from '../../lib/constants';
+
+interface VerifyEmailResponse {
+  email: string;
+  valid: boolean;
+  isDisposable: boolean;
+  isTypo: boolean;
+  isPlusAddressed: boolean;
+  domainExists: boolean;
+  hasMxRecords: boolean;
+  suggestedEmail?: string;
+  reasons: string[];
+}
+
+interface ErrorResponse {
+  error: string;
+}
+
+export default async function handler(
+  req: NextApiRequest,
+  res: NextApiResponse<VerifyEmailResponse | ErrorResponse>,
+) {
+  // Only allow POST requests
+  if (req.method !== 'POST') {
+    return res.status(405).json({error: 'Method not allowed'});
+  }
+
+  // Validate input using Zod schema
+  const result = UtilitySchemas.email.safeParse(req.body);
+
+  if (!result.success) {
+    return res.status(400).json({error: 'Invalid email format'});
+  }
+
+  const {email} = result.data;
+
+  // Get secret key from environment
+  const secretKey = process.env.PLUNK_SECRET_KEY;
+  if (!secretKey) {
+    console.error('PLUNK_SECRET_KEY is not configured');
+    return res.status(500).json({error: 'Service configuration error'});
+  }
+
+  try {
+    // Call internal Plunk API with secret key from env
+    const response = await fetch(`${API_URI}/v1/verify`, {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+        Authorization: `Bearer ${secretKey}`,
+      },
+      body: JSON.stringify({email}),
+    });
+
+    const data = await response.json();
+
+    if (!response.ok) {
+      console.error('Plunk API error:', data);
+      return res.status(response.status).json({error: data.error?.message || 'Verification failed'});
+    }
+
+    // Return the data field from the Plunk API response
+    return res.status(200).json(data.data);
+  } catch (error) {
+    console.error('Error verifying email:', error);
+    return res.status(500).json({error: 'Internal server error'});
+  }
+}