main.py

from fastapi import FastAPI

app = FastAPI()

@app.get("/")
def read_root():
    return {"Hello": "World!"}

@app.get("/2")
def read_root2():
    return {"Hello": "World2!"}

# index html in static folder
# @app.get("/")
# def read_root():
#     return FileResponse("static/index.html")