Updating index.md

github-actions[bot] · web-flow · commit df95ddc8b934 · 2022-12-13T10:22:18.000Z
diff --git a/index.md b/index.md
@@ -56,3 +56,5 @@ Finally, if you are sure no one else had the issue, follow the **Issue template*
 We welcome contributions to the Arduino ESP32 project!
 
 See [contributing](https://docs.espressif.com/projects/arduino-esp32/en/latest/contributing.html) in the documentation for more information on how to contribute to the project.
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+> We would like to have this repository in a polite and friendly atmosphere, so please be kind and respectful to others. For more details, look at [Code of Conduct](https://github.com/espressif/arduino-esp32/blob/master/CODE_OF_CONDUCT.md).
