docs: documentation files updated

Author: github-actions[bot]

README.md

@@ -49,5 +49,18 @@ Copyright (c) Clarissa Borges and thoughtbot, inc.
 This gem is free software and may be redistributed under the terms specified in the [LICENSE](LICENSE) file.
 
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+## About thoughtbot
+
+![thoughtbot](https://thoughtbot.com/thoughtbot-logo-for-readmes.svg)
+
+This repo is maintained and funded by thoughtbot, inc.
+The names and logos for thoughtbot are trademarks of thoughtbot, inc.
+
+We love open source software!
+See [our other projects][community].
+We are [available for hire][hire].
+
+[community]: https://thoughtbot.com/community?utm_source=github
+[hire]: https://thoughtbot.com/hire-us?utm_source=github
 
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