Update app.py

forgot a comma

app.py

@@ -13,7 +13,7 @@ GENRE_EXAMPLES = {
         "A tiny dragon appears at my window, asking for help to find its mother"
         "I step into a clearing where the trees whisper ancient riddles"
         "A friendly witch invites me into her cozy cottage, offering a warm cup of tea"
-    ]
+    ],
     "fantasy": [
         "I enter the ancient forest seeking the wizard's tower",
         "I approach the dragon cautiously with my shield raised",