def METHOD_NAME(self, manager):
    """add settings from `overrides.json` per app where they exist"""
    for app in [None, *manager.apps]:
        app_output_dir = manager.output_dir / app if app else manager.output_dir
        jupyterlite_json = app_output_dir / JUPYTERLITE_JSON
        overrides_json = app_output_dir / OVERRIDES_JSON
        if not overrides_json.exists():
            continue
        yield self.task(
            name=f"patch:overrides:{app}",
            file_dep=[overrides_json, jupyterlite_json],
            actions=[
                (self.patch_one_overrides, [jupyterlite_json, overrides_json])
            ],
        )