Merge branch 'main' of https://git.azuze.fr/kawa/Sharepoint-Toolbox

SharepointToolbox/Services/Export/StorageHtmlExportService.cs

@@ -90,7 +90,10 @@ public class StorageHtmlExportService
               <tbody>
             """);
 
-        foreach (var node in nodes)
+        // Only iterate root-level nodes; RenderNode recurses into Children
+        // inline. Iterating the flat list would render every descendant a
+        // second time as a top-level row.
+        foreach (var node in nodes.Where(n => n.IndentLevel == 0))
         {
             RenderNode(sb, node);
         }
@@ -224,7 +227,10 @@ public class StorageHtmlExportService
               <tbody>
             """);
 
-        foreach (var node in nodes)
+        // Only iterate root-level nodes; RenderNode recurses into Children
+        // inline. Iterating the flat list would render every descendant a
+        // second time as a top-level row.
+        foreach (var node in nodes.Where(n => n.IndentLevel == 0))
         {
             RenderNode(sb, node);
         }