diff --git a/.vs/WpfApp4/v17/.suo b/.vs/WpfApp4/v17/.suo
index f0c307d..c5cf05e 100644
Binary files a/.vs/WpfApp4/v17/.suo and b/.vs/WpfApp4/v17/.suo differ
diff --git a/.vs/WpfApp4/v17/DocumentLayout.backup.json b/.vs/WpfApp4/v17/DocumentLayout.backup.json
new file mode 100644
index 0000000..3d60356
--- /dev/null
+++ b/.vs/WpfApp4/v17/DocumentLayout.backup.json
@@ -0,0 +1,39 @@
+{
+  "Version": 1,
+  "WorkspaceRootPath": "D:\\QRAPI20250528\\",
+  "Documents": [],
+  "DocumentGroupContainers": [
+    {
+      "Orientation": 0,
+      "VerticalTabListWidth": 256,
+      "DocumentGroups": [
+        {
+          "DockedWidth": 200,
+          "SelectedChildIndex": -1,
+          "Children": [
+            {
+              "$type": "Bookmark",
+              "Name": "ST:131:0:{1fc202d4-d401-403c-9834-5b218574bb67}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:130:0:{1fc202d4-d401-403c-9834-5b218574bb67}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:133:0:{1fc202d4-d401-403c-9834-5b218574bb67}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{aa2115a1-9712-457b-9047-dbb71ca2cdd2}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{269a02dc-6af8-11d3-bdc4-00c04f688e50}"
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file