available_langs = get_mkdocs_material_langs()
    dir_path = Path(config.docs_dir)
    lang = dir_path.parent.name
    if lang in available_langs:
        config.theme["language"] = lang
    if not (config.site_url or "").endswith(f"{lang}/") and not lang == "en":
        config.site_url = f"{config.site_url}{lang}/"
    return config


def resolve_file(*, item: str, files: Files, config: MkDocsConfig) -> None:

class ModelA(BaseModel):
    name: str
    description: Optional[str] = None
    model_b: ModelB

    @validator("name")
    def lower_username(cls, name: str, values):
        if not name.endswith("A"):
            raise ValueError("name must end in A")
        return name


async def get_model_c() -> ModelC:
    return ModelC(username="test-user", password="test-password")

        name: str
        description: Optional[str] = None
        foo: ModelB

        @field_validator("name")
        def lower_username(cls, name: str, info: ValidationInfo):
            if not name.endswith("A"):
                raise ValueError("name must end in A")
            return name

    async def get_model_c() -> ModelC:
        return ModelC(username="test-user", password="test-password")

                                if message.get_content_maintype() == "application":
                                    subtype = message.get_content_subtype()
                                    if subtype == "json" or subtype.endswith("+json"):
                                        json_body = await request.json()
                            if json_body != Undefined:
                                body = json_body
                            else: