Support em-dash, en-dash, etc. in inlined SVG captions

ox-hugo.el

@@ -2052,8 +2052,7 @@ and rewrite link paths to make blogging more seamless."
                                          useful-parent info
                                          nil #'org-html--has-caption-p))
                                 " "     ;" </span>"
-                                ;; Escape the double-quotes, if any,
-                                ;; present in the caption.
+                                ;; Escape the double-quotes, if any.
                                 (replace-regexp-in-string "\"" "\\\\\"" caption))))
              (extension (downcase (file-name-extension raw-path)))
              (inlined-svg (and (stringp extension)
@@ -2077,13 +2076,11 @@ and rewrite link paths to make blogging more seamless."
                                              svg-contents)))
                    (caption-html (if (not caption)
                                      ""
-                                   ;; (caption-str
-                                   ;;  (org-html-convert-special-strings ;Interpret em-dash, en-dash, etc.
-                                   ;;   (org-export-data-with-backend caption 'html info)))
                                    (format (concat "\n\n<div class=\"figure-caption\">\n"
                                                    "  %s\n"
                                                    "</div>")
-                                           caption))))
+                                           (org-html-convert-special-strings ;Interpret em-dash, en-dash, etc.
+                                            (org-export-data-with-backend caption 'html info))))))
               ;; (message "[ox-hugo-link DBG] svg contents: %s" svg-contents)
               ;; (message "[ox-hugo-link DBG] svg contents sanitized: %s" svg-contents-sanitized)
               (concat svg-contents-sanitized caption-html))

test/site/content-org/all-posts.org

@@ -364,7 +364,7 @@ start
 :[[https://ox-hugo.scripter.co/ ox-hugo homepage]];
 stop
 #+end_src
-#+caption: An SVG with hyperlinks generated using PlantUML
+#+caption: An SVG with *hyperlinks* -- generated using PlantUML
 #+attr_html: :inlined t
 #+RESULTS:
 [[file:svg-with-hyperlinks.svg]]

test/site/content/posts/inlined-svg.md

@@ -51,5 +51,5 @@ points="76.5,93.9688,80.5,103.9688,84.5,93.9688,80.5,97.9688"
 style="stroke: #A80036; stroke-width: 1.0;"/></g></svg>
 
 <div class="figure-caption">
-  Figure 1: An SVG with hyperlinks generated using PlantUML
+  Figure 1: An SVG with **hyperlinks** &#x2013; generated using PlantUML
 </div>