fixed buyer in template

public/userarea/mapping_template_xls_scheme2.php

@@ -617,7 +617,11 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                                                 </td>
 
                                                 <td>
-                                                    <strong><?php echo htmlspecialchars($fm['fixed_field_key']); ?></strong>
+                                                    <strong><?php
+                                                            $fixedFieldLabels = ['ClienteAnalisi' => 'Buyer'];
+                                                            $fixedKey = $fm['fixed_field_key'];
+                                                            echo htmlspecialchars($fixedFieldLabels[$fixedKey] ?? $fixedKey);
+                                                            ?></strong>
                                                 </td>
 
                                                 <td><?php echo htmlspecialchars($fm['data_type']); ?></td>
@@ -2192,6 +2196,10 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                 const tbody = document.querySelector('#fixedFieldsTable tbody');
                 if (!tbody) return;
 
+                const fixedFieldLabels = {
+                    'ClienteAnalisi': 'Buyer'
+                };
+
                 const keysWithDropdown = [
                     'ClienteResponsabile',
                     'ClienteFornitore',
@@ -2223,7 +2231,7 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
              ${parseInt(r.is_required) === 1 ? 'checked' : ''}>
     </td>
 
-    <td><strong>${escapeHtml(r.fixed_field_key)}</strong></td>
+    <td><strong>${escapeHtml(fixedFieldLabels[r.fixed_field_key] || r.fixed_field_key)}</strong></td>
 
 
         <td>${escapeHtml(r.data_type || '')}</td>