Skip AWS auth in docs preview when docs build fails (#3269)

Co-authored-by: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>
Co-authored-by: Cursor <cursoragent@cursor.com>

Author: 3 people

.github/workflows/docs-preview-local.yml

@@ -328,8 +328,11 @@ jobs:
 
       - uses: elastic/docs-builder/.github/actions/aws-auth@main
         if: >
-          !cancelled()
+          env.MATCH == 'true'
+          && !cancelled()
           && needs.check.outputs.any_modified != 'false'
+          && steps.internal-docs-build.outputs.skip != 'true'
+          && steps.internal-docs-build.outcome == 'success'
           && steps.internal-validate-path-prefixes.outcome == 'success'
 
       - name: Upload to S3