fix: show trivy result only if there is a result

Author: tldev-de

server/routes/frontend.py

@@ -44,7 +44,7 @@ def count_trivy_findings(host) -> TrivyFindings:
 
 def count_trivy_findings_image(image):
     if not image or not image.status_trivy:
-        return TrivyFindings(0, 0, 0)
+        return None
     trivy_findings = TrivyFindings(0, 0, 0)
     status_trivy = image.status_trivy
     results = status_trivy["Results"]

server/templates/images.html

@@ -30,9 +30,11 @@
             {% endif %}
         </td>
         <td>
+            {% if image.trivy_findings %}
             <span class="text-error">{{ image.trivy_findings['high'] }}</span> |
             <span class="text-warning">{{ image.trivy_findings['medium'] }}</span> |
             <span class="text-info">{{ image.trivy_findings['low'] }}</span>
+            {% endif %}
         </td>
         <td>{{ image.usage_count }}</td>
     </tr>