implement rx dynamic

[adhami3310]

import reflex as rx


class State(rx.State):
    """A simple state that stores the score."""

    score: int = 0

    @rx.event
    def increment(self):
        """Increment the score by 10."""
        self.score += 10


@rx.page("/")
@rx.dynamic
def index(state: State):
    """A simple counter that increments the score when clicked."""
    return rx.vstack(
        rx.text(
            f"Score: {state.score}",
            " which is a high score!" if state.score > 100 else "",
        ),
        rx.button("Increment", on_click=State.increment),
    )


app = rx.App()