Add generated example (#21)

- Add generated example (ccaa3feb7808d0a8f6720d85c1f300669c1cf780)

README.md

@@ -334,6 +334,11 @@ widget:
     way.
   output:
     url: images/example_r4uylpfx5.png
+- text: >-
+    This is a digital cartoon illustration that portrays a snake. in a dark
+    fantasy style, grainy
+  output:
+    url: images/example_k9nhfizxr.png
 
 ---