update app file

app.py

@@ -13,6 +13,9 @@ model="visoc/Text2Question")
 # The generate() function is defined as a FastAPI route that takes a 
 # string parameter called text. The function generates text based on the # input using the pipeline() object, and returns a JSON response 
 # containing the generated text under the key "output"
+@app.get("/")
+def read_root():
+    return {"Hello": "World!"}
 @app.get("/generate")
 def generate(text: str):
     """