litestar pydantic post endpoint model validation?

main.py

from pydantic import BaseModel
from litestar import Litestar, get, post



class Book(BaseModel):
    id: int
    title: str
    author: str


@get("/")
async def index() -> str:
    return "hello, world"

@get("/books/{book_id:int}")
async def get_book(book_id: int) -> Book:
    return Book(id=book_id, title="My Book", author="S.C. Wilcox")

@post("/books")
async def post_book(data: Book) -> Book:
    return data


app = Litestar([index, get_book, post_book])