Fe user update

.gitignore

@@ -10,3 +10,4 @@
 /todo.txt
 !/qodana.yaml
 /attachments/
+/data/

demo.js

@@ -0,0 +1,26 @@
+'use strict';
+
+const easyYopmail = require('./index.js');
+
+async function main() {
+    console.log('=== Easy-YOPmail Demo ===\n');
+
+    // 1. Generate a random email address
+    console.log('1. Generating a random email address...');
+    const email = await easyYopmail.getMail();
+    console.log('   Generated email:', email);
+
+    // 2. Get inbox for the generated email
+    console.log('\n2. Getting inbox for:', email);
+    const inbox = await easyYopmail.getInbox(email);
+    console.log('   Total emails:', inbox.totalEmails);
+    console.log('   Page count:', inbox.pageCount);
+    console.log('   Inbox:', inbox.inbox.length > 0 ? inbox.inbox : '(empty inbox)');
+
+    console.log('\n=== Demo completed successfully ===');
+}
+
+main().catch((err) => {
+    console.error('Error:', err.message);
+    process.exit(1);
+});