Method option

plugins/src/lib.rs:150–156

(
        mut self,
        opt: options::ConfigOption<'a, V>,
    )

    }

    pub fn option<'a, V: options::OptionType<'a>>(
        mut self,
        opt: options::ConfigOption<'a, V>,
    ) -> Builder<S, I, O> {
        self.options.insert(opt.name().to_string(), opt.build());
        self
    }

    pub fn notification(mut self, notif: messages::NotificationTopic) -> Builder<S, I, O> {
        self.notifications.push(notif);