"""Package and web UI version metadata."""

from __future__ import annotations

from importlib.metadata import PackageNotFoundError, version

# Bump when web payload / dedup logic changes (helps verify a running server is current).
WEB_UI_BUILD = "2026-06-20-1"


def app_version() -> str:
    try:
        return version("chess-tutor")
    except PackageNotFoundError:
        return "0.1.0-dev"


def version_info() -> dict[str, str]:
    return {
        "app_version": app_version(),
        "web_ui_build": WEB_UI_BUILD,
    }