Add generated example

README.md

@@ -15,6 +15,9 @@ widget:
 - text: tutu cat in astronaut suit, on moon
   output:
     url: images/example_hz5sijjs6.png
+- text: tutu cat running in field of green grass in backyard
+  output:
+    url: images/example_opabycwas.png
 
 ---
 "Tutu, the most graceful and elegant of female nebelung cats."