add example to app

app.py

@@ -58,7 +58,10 @@ def highlight_text(fileObj):
     
     return {"text": text, "entities": entities}
 
-gr.Interface(highlight_text,
-            gr.inputs.File(file_count="single", type="bytes"),
-            gr.HighlightedText(),
+examples = ['Beiersdorf sees slower sales this year after bumper 2022 By Reuters.pdf']
+
+gr.Interface(fn=highlight_text,
+            inputs=gr.inputs.File(file_count="single", type="bytes"),
+            outputs=gr.HighlightedText(),
+            examples=examples
 ).launch()