regression test

Author: cscheid

tests/docs/smoke-all/2025/04/23/issue-12598.qmd

@@ -0,0 +1,13 @@
+---
+format: revealjs
+_quarto:
+  tests:
+    revealjs:
+      ensureHtmlElements:
+        - ["div.fragment"]
+        - []
+---
+
+## Slide title
+
+![caption](image.jpg){.fragment}