Docs: Add info about hdrs header files to Common C++ Build Use Cases

Fixes #13021

PiperOrigin-RevId: 369737708
diff --git a/site/docs/cpp-use-cases.md b/site/docs/cpp-use-cases.md
index 510ee70..102e7ea 100644
--- a/site/docs/cpp-use-cases.md
+++ b/site/docs/cpp-use-cases.md
@@ -10,6 +10,9 @@
 projects with Bazel by completing the tutorial
 [Introduction to Bazel: Build a C++ Project](tutorial/cpp.html).
 
+For information on cc_library and hdrs header files, see
+<a href="be/c-cpp.html#cc_library">cc_library</a>.
+
 ## Including multiple files in a target
 
 You can include multiple files in a single target with