feat(commitizen): add commitizen docs

README.md

@@ -156,6 +156,16 @@ Where `<type>` is one of:
 - `test`: Adding or refactoring tests
 - `chore`: Updating build tasks, etc; no production code change
 
+You may use [commitizen](https://commitizen-tools.github.io/commitizen/) to automatically validate or write your commits:
+
+After installing [commitizen](https://commitizen-tools.github.io/commitizen/) you may commit with:
+```
+cz c
+```
+This will automatically ask you some questions and generate a semantic commit for you.
+
+You may additionally install [pre-commit](https://pre-commit.com/). This will automatically validate your commits before push and commiting.
+
 Examples:
 ```
 feat: add user balance display