diff --git a/doc/ATBUpdateTool.drawio b/doc/ATBUpdateTool.drawio
new file mode 100644
index 0000000..06019ca
--- /dev/null
+++ b/doc/ATBUpdateTool.drawio
@@ -0,0 +1,230 @@
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diff --git a/doc/ATBUpdateTool.drawio-3.pdf b/doc/ATBUpdateTool.drawio-3.pdf
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