Document examples and add local remote shell endpoint demo

examples/protocol/bench/bench.rs

@@ -1,3 +1,8 @@
+//! Protocol benchmark driver.
+//!
+//! Running the example normally prints the in-process benchmark table. Running it with `tools`
+//! builds the standalone operation binaries and feeds them to external profiling tools.
+
 use std::hint::black_box;
 use std::path::{Path, PathBuf};
 use std::process::Command;

examples/protocol/bench/op_decode_call.rs

@@ -1,3 +1,5 @@
+//! Standalone benchmark binary for `decode_call`.
+
 #[path = "support/bench_common.rs"]
 mod common;
 

examples/protocol/bench/op_encode_call.rs

@@ -1,3 +1,5 @@
+//! Standalone benchmark binary for `encode_call`.
+
 #[path = "support/bench_common.rs"]
 mod common;
 

examples/protocol/bench/op_forward_call_receive.rs

@@ -1,3 +1,5 @@
+//! Standalone benchmark binary for `forward_call_receive`.
+
 #[path = "support/bench_common.rs"]
 mod common;
 

examples/protocol/bench/op_hook_data_receive.rs

@@ -1,3 +1,5 @@
+//! Standalone benchmark binary for `hook_data_receive`.
+
 #[path = "support/bench_common.rs"]
 mod common;
 

examples/protocol/bench/op_local_call_receive.rs

@@ -1,3 +1,5 @@
+//! Standalone benchmark binary for `local_call_receive`.
+
 #[path = "support/bench_common.rs"]
 mod common;
 

examples/protocol/bench/support/bench_common.rs

@@ -1,3 +1,8 @@
+//! Shared helpers for the standalone benchmark operation binaries.
+//!
+//! These helpers keep each operation binary tiny while still exposing the same setup and checksum
+//! logic to strace, perf, and heaptrack.
+
 #![allow(dead_code)]
 
 use std::hint::black_box;