Update README.md

README.md

@@ -27,4 +27,7 @@ This command generates static content into the `build` directory and can be serv
 ### Deployment
 
 The repository is configured to automatically deploy `main` to [docs.feldera.com](https://docs.feldera.com).
-Dependabot will create PRs to update the `feldera/feldera` submodule.
+The content for docs are in `feldera/docs`  which is a git submodule of [feldera/feldera](https://github.com/feldera/feldera).
+Dependabot will create pull requests to update the submodule which need to be merged manually. In case the dependabot PR is
+outdated (it is updated once a day), you can comment `@dependabot recreate` in the PR and dependabot will recreate it.
+Make sure the build passes before merging the submodule PR.