añadida la grasa visceral a la lista de registros

backend/src/main/resources/templates/registros.html

@@ -36,6 +36,7 @@
                 <th>Fecha</th>
                 <th>Peso (kg)</th>
                 <th>% Grasa</th>
+                <th>Grasa Visceral (kg)</th>
                 <th>Masa muscular (kg)</th>
                 <th>% Agua</th>
                 <th>Acciones</th>
@@ -46,6 +47,7 @@
                 <td th:text="${#temporals.format(r.date, 'yyyy-MM-dd HH:mm')}">2025-07-10 18:00</td>
                 <td th:text="${r.weight}">70.5</td>
                 <td th:text="${r.bodyFat}">15.0</td>
+                <td th:text="${r.visceralFat}">15.0</td>
                 <td th:text="${r.muscleMass}">55.0</td>
                 <td th:text="${r.waterPercent}">60.0</td>
                 <td>