"""Public app metadata (display name + version) for the frontend brand
layer, plus the phase-59 docs-push flag (the "Save as doc" gating)."""
from __future__ import annotations

from fastapi import APIRouter, Depends

from app.config import Settings, get_settings

router = APIRouter(tags=["config"])


@router.get("/config")
def app_config(settings: Settings = Depends(get_settings)) -> dict[str, str | bool]:  # noqa: B008
    """Public app metadata for the frontend brand layer (phase 39) +
    the phase-59 ``docs_repo_configured`` flag — the chat page's
    "Save as doc" button gating, surfaced the way ``app_name`` is
    (the SAME boot fetch, no new network surface). Inert false while
    ``BOR_DOCS_REPO`` is empty (the feature is off, D3)."""
    return {
        "app_name": settings.app_name,
        "version": settings.app_version,
        "docs_repo_configured": settings.docs_configured,
    }