diff --git a/docs/draw.io/ras.svg b/docs/draw.io/ras.svg
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diff --git a/docs/draw.io/ras.xml b/docs/draw.io/ras.xml
new file mode 100644
index 0000000..ce6df3a
--- /dev/null
+++ b/docs/draw.io/ras.xml
@@ -0,0 +1 @@
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