docker: how to place a caption footnote

Author: falkmielke

content/tutorials/development_containers/index.md

@@ -37,8 +37,8 @@ Although containerization is an immensely useful Open Science tool worth strivin
 
 <figure>
 <img src="../../images/tutorials/development_docker/Gemini_Generated_Image_ngoz1wngoz1wngoz.jpg" alt="build" />
-<figcaption aria-hidden="true">I could not resist generating[^2] a catchy image on this, just to make this tutorial seem a little less dull. </figcaption>
-</figure>
+<figcaption aria-hidden="true">I could not resist generating a catchy image on this, just to make this tutorial seem a little less dull. </figcaption>
+</figure>[^2]
 
 
 Time to explore what containers really are, and what they are not.

content/tutorials/development_containers/index.qmd

@@ -35,8 +35,8 @@ Although containerization is an immensely useful Open Science tool worth strivin
 
 <figure>
 <img src="../../images/tutorials/development_docker/Gemini_Generated_Image_ngoz1wngoz1wngoz.jpg" alt="build" />
-<figcaption aria-hidden="true">I could not resist generating[^8] a catchy image on this, just to make this tutorial seem a little less dull. </figcaption>
-</figure>
+<figcaption aria-hidden="true">I could not resist generating a catchy image on this, just to make this tutorial seem a little less dull. </figcaption>
+</figure>[^8]
 
 [^8]: Produced with Google Gemini (2025-02-21). Prompt: "I would love to have a comic-style image of a whale in a grail. The grail should be golden and shiny, resembling the holy grail. The whale on top is a reference to the docker logo (you may add sketchy little container blocks on its back).
 "