Update app.py

app.py

@@ -10,14 +10,6 @@ app = Flask(
     static_folder=os.path.join(base_dir, 'static')
 )
 
-from fastapi import FastAPI
-
-app = FastAPI()
-
-@app.get("/")
-def greet_json():
-    return {"Hello": "World!"}
-
 
 @app.route('/')
 def home():