Add procedure for asking copilot why a PR failed (#51784)

Co-authored-by: Jules Porter <[email protected]>

Author: jules-p

content/copilot/managing-copilot/managing-copilot-for-your-enterprise/managing-policies-and-features-for-copilot-in-your-enterprise.md

@@ -46,6 +46,7 @@ If you enable "{% data variables.product.prodname_copilot_short %} in {% data va
 * **Previews of {% data variables.product.prodname_copilot_short %} features** - If enabled, members of your enterprise can test new {% data variables.product.prodname_copilot_short %} features that are not yet generally available. Be aware that previews of features may have flaws, and the features may be changed or discontinued at any time. Current previews of {% data variables.product.prodname_copilot_short %} features:
 
   * {% data variables.product.prodname_copilot_autocomplete_pr %}. For more information, see "[Using Copilot text completion](/copilot/using-github-copilot/using-copilot-text-completion)."
+  * Asking {% data variables.product.prodname_copilot_short %} why a workflow has failed. For more information, see "[Ask why a workflow has failed](/copilot/using-github-copilot/asking-github-copilot-questions-in-githubcom#ask-why-a-workflow-has-failed)."
 
 ### {% data variables.product.prodname_copilot_cli %}
 

content/copilot/using-github-copilot/asking-github-copilot-questions-in-githubcom.md

@@ -299,6 +299,27 @@ You can ask {% data variables.product.prodname_copilot_short %} to summarize a p
 
 {% data reusables.copilot.stop-response-generation %}
 
+### Ask why a workflow has failed
+
+> [!NOTE]This feature is currently in beta and subject to change.
+
+1. On {% data variables.product.prodname_dotcom_the_website %}, navigate to a pull request in a repository.
+1. Scroll to the bottom of the page, then, next to one of the failing checks, click **Details**.
+
+{% data reusables.copilot.open-copilot %}
+
+1. At the bottom of the {% data variables.product.prodname_copilot_chat_short %} panel, in the "Ask {% data variables.product.prodname_copilot_short %}" box, ask {% data variables.product.prodname_copilot_short %} why the pull request has failed and press <kbd>Enter</kbd>.
+
+      For example, you could ask:
+
+      * Tell me why this job failed
+      * Suggest a fix for this error
+
+{% data variables.product.prodname_copilot_short %} will respond with information about why the pull request failed. {% data variables.product.prodname_copilot_short %} may also provide suggestions for how to fix the issue.
+
+1. If {% data variables.product.prodname_copilot_short %} has provided steps to fix the issue, you can follow the steps to resolve the problem.
+{% data reusables.copilot.stop-response-generation %}
+
 ## Asking a question about a specific issue or discussion
 
 You can ask {% data variables.product.prodname_copilot_short %} to summarize or answer questions about a specific issue or discussion.