added dalle-mini example

examples.py

@@ -50,3 +50,10 @@ def app():
     col2.markdown("*a dress for the autumn*")
     col2.image("static/img/examples/vestito_autunnale.png")
 
+    st.markdown("## Image Classification")
+    st.markdown("We report this cool example provided by the "
+                "[DALLE-mini team](https://github.com/borisdayma/dalle-mini). "
+                "Is the DALLE-mini logo an *avocado* or an armchair (*poltrona*)?")
+
+    st.image("static/img/examples/dalle_mini.png")
+    st.markdown("It seems it's half an armchair and half an avocado! We thank the team for the great idea :)")