Add bshoshany-thread-pool to examples.md

content/examples.md

@@ -1,7 +1,19 @@
-This page records good examples of projects using modules natively. This is pretty helpful to give us a feeling 
-about how to develop with modules.
+### Examples to provide modules while keeping headers
+
+The section collects good examples to provide modules while keep headers.
+
+- [bshoshany-thread-pool](https://github.com/bshoshany/thread-pool). The project is a good example
+  for libraries to provide modules with keeping headers. Its README page also gives a very detailed
+  explanation on how to use the wrapped modules. This is really good for beginners to understand how
+  to adopt modules.
+
+
+### Examples to use modules natively
+
+Following off are good examples to use modules natively. This is pretty helpful to give us a feeling
+about how to develop with modules natively.
 
 - [infinity](https://github.com/infiniflow/infinity)
 - [technical-machine](https://github.com/davidstone/technical-machine)
 - [atr](https://github.com/kaimfrai/atr/tree/main)
-- [async_simple's modules branch](https://github.com/alibaba/async_simple/tree/CXX20Modules)
+- [async_simple's modules branch](https://github.com/alibaba/async_simple/tree/CXX20Modules)