🐛 Render comments in the simple article layout

Extract the comments block into a shared article-comments partial and
include it from both single and simple layouts. Fixes #2938.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

layouts/_default/simple.html

@@ -11,8 +11,9 @@
     <section class="max-w-full mt-6 prose dark:prose-invert">
       {{ .Content }}
     </section>
-    <footer class="pt-8">
+    <footer class="pt-8 print:hidden">
       {{ partial "sharing-links.html" . }}
+      {{ partial "article-comments.html" . }}
     </footer>
   </article>
 {{ end }}

layouts/_default/single.html

@@ -88,18 +88,7 @@
     {{/* Footer */}}
     <footer class="pt-8 max-w-prose print:hidden">
       {{ partial "article-pagination.html" . }}
-      {{ if .Params.showComments | default (site.Params.article.showComments | default false) }}
-        {{ if templates.Exists "partials/comments.html" }}
-          <div class="pt-3">
-            <hr class="border-dotted border-neutral-300 dark:border-neutral-600" />
-            <div class="pt-3">
-              {{ partial "comments.html" . }}
-            </div>
-          </div>
-        {{ else }}
-          {{ warnf "[BLOWFISH] Comments are enabled for %s but no comments partial exists." .File.Path }}
-        {{ end }}
-      {{ end }}
+      {{ partial "article-comments.html" . }}
     </footer>
   </article>
 {{ end }}

layouts/partials/article-comments.html

@@ -0,0 +1,12 @@
+{{ if .Params.showComments | default (site.Params.article.showComments | default false) }}
+  {{ if templates.Exists "partials/comments.html" }}
+    <div class="pt-3">
+      <hr class="border-dotted border-neutral-300 dark:border-neutral-600" />
+      <div class="pt-3">
+        {{ partial "comments.html" . }}
+      </div>
+    </div>
+  {{ else }}
+    {{ warnf "[BLOWFISH] Comments are enabled for %s but no comments partial exists." .File.Path }}
+  {{ end }}
+{{ end }}