Put the pretty picture in the README (#8)

- Put the pretty picture in the README (1ed3a37f7339367101beb0ec1e8edbc4075564c2)


Co-authored-by: Alexander Brown <DrJKL@users.noreply.huggingface.co>

README.md

@@ -1,3 +1,6 @@
----
-license: apache-2.0
----
+---
+license: apache-2.0
+---
+
+## Chroma Radiance Architecture
+![Radiance Architecture](./radiance_arch.png)