feat(web-admin): show related family and protocols on customer detail

Co-authored-by: Cursor <cursoragent@cursor.com>

web-admin/src/components/business/system-view-dialog/index.vue

@@ -156,7 +156,9 @@
           </aside>
         </div>
       </div>
-      <slot name="append" />
+      <div v-if="$slots.append" class="view-append">
+        <slot name="append" />
+      </div>
     </div>
 
     <template #footer>
@@ -311,6 +313,11 @@
     border-bottom: 1px solid #fecaca;
   }
 
+  .view-append {
+    padding: 16px 22px 20px;
+    border-top: 1px solid #e2e8f0;
+  }
+
   .view-hero-icon {
     width: 72px;
     height: 72px;