From 8a0f1957982a6042ec550147243f811f25889d9c Mon Sep 17 00:00:00 2001
From: Weihang Lo <me@weihanglo.tw>
Date: Thu, 23 May 2024 16:48:52 -0400
Subject: [PATCH] docs: add README.md for build_helper

---
 src/tools/build_helper/README.md  | 1 +
 src/tools/build_helper/src/lib.rs | 2 ++
 2 files changed, 3 insertions(+)
 create mode 100644 src/tools/build_helper/README.md

diff --git a/src/tools/build_helper/README.md b/src/tools/build_helper/README.md
new file mode 100644
index 00000000000..f81b631c3fd
--- /dev/null
+++ b/src/tools/build_helper/README.md
@@ -0,0 +1 @@
+Types and functions shared across tools in this workspace.
diff --git a/src/tools/build_helper/src/lib.rs b/src/tools/build_helper/src/lib.rs
index 2abda5d3ebf..d831cfa0d79 100644
--- a/src/tools/build_helper/src/lib.rs
+++ b/src/tools/build_helper/src/lib.rs
@@ -1,3 +1,5 @@
+//! Types and functions shared across tools in this workspace.
+
 pub mod ci;
 pub mod git;
 pub mod metrics;