Add example REVIEW_RULES.md content to LinearBAI docs

Author: vim-zz

docs/automations/integrations/LinearBAI/code-review/README.md

@@ -59,8 +59,21 @@ Use LinearB's AI with the [`code-review`](/automation-actions/#code-review) acti
             [:octicons-download-24: Download this example as a CM file.](/downloads/automation-library/integrations/LinearBAI/code-review-bb.cm){ .md-button }
             </span>
         </div>
+
+!!! tip "`./REVIEW_RULES.md` example"
+
+    This file should be created in your repo root:
+
+    ```
+    1. Do not comment on missing documentation.
+    2. Do not comment on missing tests.
+    3. For JavaScript code, enforce using camelCase for variables and functions.
+    ```
+
 <!-- --8<-- [end:example]-->
 
+
+
 ## Additional Resources
 
 --8<-- "docs/snippets/general.md"