Add hfviewer architecture card

Embed the hfviewer architecture visualization card in README.md.

README.md

@@ -24,6 +24,16 @@ license: apache-2.0
 
 # A Break Note
 
+## Architecture graph
+
+<a href="https://hfviewer.com/GODELEV/Rose-1.5-Medium?utm_source=huggingface&amp;utm_medium=embedded_model_card&amp;utm_campaign=GODELEV_Rose-1.5-Medium_card" target="_blank" rel="noopener">
+  <img
+    src="https://hfviewer.com/api/card.svg?source=GODELEV%2FRose-1.5-Medium&amp;granularity=0"
+    alt="Architecture graph for GODELEV/Rose-1.5-Medium. Open in hfviewer"
+    width="100%"
+  />
+</a>
+
 Before anything else, I want to say something about this release.
 
 **Rose-1.5 will be my last model series for a while.**
@@ -413,4 +423,3 @@ Thanks to everyone whose open-source work, datasets, benchmarks and research mad
 And thank you to everyone who followed the Rose experiments from the beginning.
 
 ---
-