def add_notebook_volume(notebook, volume):
    """
    Add the provided podvolume (dict V1Volume) to the Notebook's PodSpec.

    notebook: Notebook CR dict
    volume: Podvolume dict
    """
    podspec = notebook["spec"]["template"]["spec"]
    if "volumes" not in podspec:
        podspec["volumes"] = []

    podspec["volumes"].append(volume)
    return notebook