feat: implement blob streaming in the aggregator by slivers

Author: wbbradley

crates/walrus-sdk/client_config_example.yaml

@@ -66,3 +66,7 @@ quilt_client_config:
 byte_range_read_client_config:
   max_retrieve_slivers_attempts: 2
   timeout_secs: 10
+streaming_config:
+  max_sliver_retry_attempts: 5
+  sliver_timeout_secs: 30
+  prefetch_count: 4

crates/walrus-sdk/src/client.rs

@@ -113,6 +113,7 @@ use crate::{
 pub mod byte_range_read_client;
 pub mod client_types;
 pub mod communication;
+pub mod streaming;
 pub use communication::NodeCommunicationFactory;
 pub mod metrics;
 pub mod quilt_client;