fix: url for graph widget (#114)

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Author: rushilpatel0

docs/building-with-codegen/codebase-visualization.mdx

@@ -20,7 +20,7 @@ This guide provides a basic overview of graph creation and customization. Like t
   width="100%"
   height="600px"
   scrolling="no"
-  src={`http://localhost:3000/embedded/graph?id=ef312926-286d-4c13-8e09-38e1a47882f1&zoom=0.5`}
+  src={`https://chadcode.sh/embedded/graph?id=ef312926-286d-4c13-8e09-38e1a47882f1&zoom=0.5`}
   className="rounded-xl "
   style={{
     backgroundColor: "#15141b",