Add katex support

layouts/_default/baseof.html

@@ -23,6 +23,9 @@
         {{ end }}
         <link crossorigin="anonymous" href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.2/dist/css/bootstrap.min.css" integrity="sha384-Zenh87qX5JnK2Jl0vWa8Ck2rdkQ2Bzep5IDxbcnCeuOxjzrPF/et3URy9Bv1WTRi" rel="stylesheet">
         <link crossorigin="anonymous" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.10.2/font/bootstrap-icons.css" rel="stylesheet">
+        {{ if or .Params.math .Site.Params.math }}
+        <link crossorigin="anonymous" href="https://cdn.jsdelivr.net/npm/katex@0.16.3/dist/katex.min.css" integrity="sha384-Juol1FqnotbkyZUT5Z7gUPjQ9gzlwCENvUZTpQBAPxtusdwFLRy382PSDx5UUJ4/" rel="stylesheet">
+        {{ end }}
         {{ range .AlternativeOutputFormats }}
         <link href="{{ .Permalink }}" rel="{{ .Rel }}" title="{{ $.Site.Title }}" type="{{ .MediaType.Type }}">
         {{ end }}
@@ -74,6 +77,10 @@
             {{ end }}
         </div>
         <script crossorigin="anonymous" src="https://cdn.jsdelivr.net/npm/bootstrap@5.2.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-OERcA2EqjJCMA+/3y+gxIOqMEjwtxJY7qPCqsdltbNJuaOe923+mo//f6V8Qbsw3"></script>
+        {{ if or .Params.math .Site.Params.math }}
+        <script crossorigin="anonymous" defer integrity="sha384-97gW6UIJxnlKemYavrqDHSX3SiygeOwIZhwyOKRfSaf0JWKRVj9hLASHgFTzT+0O" src="https://cdn.jsdelivr.net/npm/katex@0.16.3/dist/katex.min.js"></script>
+        <script crossorigin="anonymous" defer integrity="sha384-+VBxd3r6XgURycqtZ117nYw44OOcIax56Z4dCRWbxyPt0Koah1uHoK0o4+/RRE05" onload="renderMathInElement(document.body);" src="https://cdn.jsdelivr.net/npm/katex@0.16.3/dist/contrib/auto-render.min.js"></script>
+        {{ end }}
         {{ if .Site.GoogleAnalytics }}
         {{ template "_internal/google_analytics.html" . }}
         {{ end }}