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-rw-r--r--src/bin/r2md-append.rs5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/bin/r2md-append.rs b/src/bin/r2md-append.rs
index 4dd0698..0c84164 100644
--- a/src/bin/r2md-append.rs
+++ b/src/bin/r2md-append.rs
@@ -1,3 +1,8 @@
+//! Entry point for the `r2md-append` helper binary.
+//!
+//! This binary reads a NUL-separated path list from stdin, appends additional paths supplied as
+//! command-line arguments, and writes the updated path list to stdout.
+
use std::{ffi::OsString, io};
use clap::Parser;