feat(sms): export wizard SMS-config selection (S10c)

src/ZB.MOM.WW.ScadaBridge.CentralUI/Components/Pages/Design/TransportExport.razor

@@ -138,6 +138,13 @@
                 @RenderCheckboxList(_smtpConfigs, s => s.Id, s => s.Host, _selectedSmtpConfigs)
             </fieldset>
 
+            @* S10c: SMS provider configs, mirroring the SMTP section above. Labelled by
+               AccountSid (the bundle key); the secret AuthToken is never rendered. *@
+            <fieldset class="mb-4" data-testid="group-sms-configs">
+                <legend class="h6">SMS Configurations</legend>
+                @RenderCheckboxList(_smsConfigs, s => s.Id, s => s.AccountSid, _selectedSmsConfigs)
+            </fieldset>
+
             <fieldset class="mb-4" data-testid="group-api-methods">
                 <legend class="h6">API Methods</legend>
                 @RenderCheckboxList(_apiMethods, m => m.Id, m => m.Name, _selectedApiMethods)
@@ -354,6 +361,11 @@
                         {
                             <li>SmtpConfig: @s.Host</li>
                         }
+                        @* S10c: SMS configs in the closure, mirroring SmtpConfig above; AccountSid only, never AuthToken. *@
+                        @foreach (var s in _resolved.SmsConfigs.OrderBy(s => s.AccountSid, StringComparer.OrdinalIgnoreCase))
+                        {
+                            <li>SmsConfig: @s.AccountSid</li>
+                        }
                         @* Inbound API keys are not transported (re-arch C4) — methods only. *@
                         @foreach (var m in _resolved.ApiMethods.OrderBy(m => m.Name, StringComparer.OrdinalIgnoreCase))
                         {
@@ -447,8 +459,8 @@
             {
                 <div class="alert alert-warning" role="alert" data-testid="secrets-warning">
                     <strong>@_secretCount</strong> secret @(_secretCount == 1 ? "field" : "fields")
-                    will be encrypted (external-system credentials, SMTP credentials, and database
-                    connection strings).
+                    will be encrypted (external-system credentials, SMTP credentials, SMS auth
+                    tokens, and database connection strings).
                 </div>
             }
             else
@@ -495,7 +507,7 @@
                 <div class="alert alert-danger" data-testid="unencrypted-confirm">
                     <strong>Unencrypted export</strong> — the bundle will contain all secret fields
                     in plaintext. Anyone with the file can read external-system credentials, SMTP
-                    passwords, and database connection strings. The audit log will record this as
+                    passwords, SMS auth tokens, and database connection strings. The audit log will record this as
                     <code>UnencryptedBundleExport</code>.
                     <div class="mt-2 d-flex gap-2">
                         <button class="btn btn-sm btn-danger" @onclick="ConfirmUnencryptedExport">