Nothing here names a plugin: the server keeps discovering everything through {@code ServiceLoader}, and the image
is trimmed by configuration instead of rebuilt - {@code jenesis.repository.<feature>=false} (settable as
{@code JENESIS_REPOSITORY_<FEATURE>=false} through relaxed binding) disables an implementation exactly as if its
module were absent, and {@code jenesis.repository.<spi>=<feature>} selects among exclusive implementations
(the store defaults to {@code filesystem}), per the {@code ...