Refactor admin dashboard and fix mobile phone input dropdown

- Simplify admin dashboard by consolidating configuration sections
- Fix mobile dropdown display issues in PhoneInputWrapper component
- Add proper flex layout and minimum height for mobile country list
- Update email configuration and testing functionality
- Remove redundant configuration cards in favor of unified portal settings

server/api/admin/test-email.post.ts

@@ -51,16 +51,18 @@ export default defineEventHandler(async (event) => {
     const { getEmailService } = await import('~/server/utils/email');
     const emailService = await getEmailService();
     
-    // Verify connection first
-    const connectionOk = await emailService.verifyConnection();
-    if (!connectionOk) {
-      throw createError({
-        statusCode: 500,
-        statusMessage: 'SMTP connection verification failed. Please check your SMTP configuration.'
-      });
+    // Try to verify connection but don't fail if verification doesn't work
+    // Some SMTP servers have issues with verify() but work fine for sending
+    try {
+      const connectionOk = await emailService.verifyConnection();
+      if (connectionOk) {
+        console.log('[api/admin/test-email.post] SMTP connection verified successfully');
+      }
+    } catch (verifyError: any) {
+      console.warn('[api/admin/test-email.post] SMTP verification failed, attempting to send anyway:', verifyError.message);
     }
 
-    // Send test email
+    // Attempt to send test email regardless of verification result
     await emailService.sendTestEmail(body.testEmail);
 
     console.log('[api/admin/test-email.post] ✅ Test email sent successfully');