Add generated example (#4)

- Add generated example (1e82ef6edcf91500c63d2d349a17ca99584aa7ac)

README.md

@@ -13,6 +13,9 @@ widget:
 - text: tea cup, in the middle, white background
   output:
     url: images/example_tj600l1in.png
+- text: dark tea, white background
+  output:
+    url: images/example_qeiuxwgwh.png
 
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