using the wrapper is way better because it sets the pwd to the root of the repo

src/app.py

@@ -3,7 +3,7 @@ import json
 import gradio as gr
 
 # Load the merged knowledge base
-with open("knowledge_base.json", encoding="utf-8") as f:
+with open("data/knowledge_base.json", encoding="utf-8") as f:
     kb = json.load(f)
 
 symptom_to_icd    = kb["symptom_to_icd"]