docs: update CHANGELOG.md and README.md

Author: Yaocool

CHANGELOG.md

@@ -2,7 +2,23 @@
 
 All notable changes to this project will be documented here.
 
-## [v1.2.0] - 2024-07-20
+## [v1.2.1] - 2024-07-06
+
+### Fix
+
+- Make `log`, `http_utils` and `models` modules visible.
+
+### Test
+
+- Add logger test case.
+
+### Docs
+
+- Update `CHANGELOG.md`.
+- Add `Contributors Wall` to `README.md`.
+
+
+## [v1.2.0] - 2024-07-05
 
 ### Style
 

README.md

@@ -27,3 +27,9 @@ $ pip install wheel
 $ python setup.py bdist_wheel
 $ pip install ./dist/code_simplify-*-py3-none-any.whl
 ```
+
+
+# Contributors Wall
+<a href="https://github.com/Yaocool/code-simplify/graphs/contributors">
+  <img src="https://contrib.rocks/image?repo=Yaocool/code-simplify&max=200" />
+</a >