show frontmatter description if available as summary

layouts/_default/search.json

@@ -8,7 +8,7 @@
             "title" .Title
             "date" (.Date.Format "2006-01-02")
             "tags" (sort (or .Params.tags slice))
-            "summary" .Summary
+            "summary" (or .Params.description .Summary)
             "text" (lower .Plain)
             "link" .Permalink
             "image" (or .Params.Image "")) }}

layouts/index.json

@@ -15,7 +15,7 @@
             "title" .Title
             "date" (.Date.Format "2006-01-02")
             "tags" (sort (or .Params.tags slice))
-            "summary" .Summary
+            "summary" (or .Params.description .Summary)
             "link" .Permalink
             "image" (or .Params.Image "")) }}
     {{ end }}

layouts/partials/article_card.html

@@ -23,7 +23,13 @@
         {{end}}
         {{ if (site.Params.articleSummary | default true) }}
             <div class="articlePreview">
-                <p>{{ .Summary }}</p>
+                <p>
+                    {{ if .Params.description }}
+                        {{ .Params.description }}
+                    {{ else }}
+                        {{.Summary }}
+                    {{ end }}
+                </p>
                 <p><a href="{{ .Permalink }}">{{ i18n "continueReading" }} </a></p>
             </div>
         {{ end }}