Add visitor badge

app.py

@@ -17,7 +17,7 @@ import tensorflow as tf
 
 TITLE = 'KichangKim/DeepDanbooru'
 DESCRIPTION = 'This is an unofficial demo for https://github.com/KichangKim/DeepDanbooru.'
-ARTICLE = None
+ARTICLE = '<center><img src="https://visitor-badge.glitch.me/badge?page_id=hysts.deepdanbooru" alt="visitor badge"/></center>'
 
 TOKEN = os.environ['TOKEN']
 MODEL_REPO = 'hysts/DeepDanbooru'