> For the complete documentation index, see [llms.txt](https://kerno.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kerno.gitbook.io/docs/guides.md).

# Guides

- [How to Configure the Kerno Test Environment](https://kerno.gitbook.io/docs/guides/start-the-environment.md): Learn how to connect Kerno to your running application, give it access to your database, and confirm the environment is ready to test.
- [How to Create Baseline Tests for your Endpoints](https://kerno.gitbook.io/docs/guides/capture-a-baseline.md): Learn how to generate baseline tests for an endpoint, review the plan, and run them to capture how your app behaves.
- [How to Review your Code Changes](https://kerno.gitbook.io/docs/guides/validate-code-changes.md): Learn how to review a code change against your baseline tests, read the result, and update them when the change was intentional.
- [How to Customize Kerno with Custom Rules](https://kerno.gitbook.io/docs/guides/how-to-customize-kerno-with-custom-rules.md): Learn how to add a custom rule, apply it to your endpoints, and edit or remove   rules as your team's conventions change.
- [How to Run your Baseline Tests in CI](https://kerno.gitbook.io/docs/guides/run-tests-in-ci.md): Learn how to replay your committed baseline tests against your application on every pull request, and read the result as a check.