Show manifest content for an application.

    If application is not uploaded, an error will be displayed.

def app_view(name, **kwargs):
    """
    Show manifest content for an application.

    If application is not uploaded, an error will be displayed.
    """
    ctx = Context(**kwargs)
    ctx.execute_action('app:view', **{
        'storage': ctx.repo.create_secure_service('storage'),
        'name': name,
    })