Method initialize

flow-rs/src/node/demux.rs:30–32

(&mut self, resources: ResourceCollection)

    }

    async fn initialize(&mut self, resources: ResourceCollection) {
        self.resources = Some(resources);
    }
    async fn finalize(&mut self) {
        for (_, task) in std::mem::take(&mut self.tasks) {
            task.await.ok();