Q&A: pinned questions are featured on the home page, home cards link to the full answer, newest answer first; v2.22.1

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

server/routes/questions.js

@@ -76,10 +76,12 @@ export function register(app) {
     const publicQuestions = sourceQuestions
       .filter(q => q.isApproved === true && q.answer && q.answer.trim().length > 0)
       .sort((a, b) => {
-        // Pinned questions always float to top
+        // Pinned first (they are also the ones featured on the home page), then newest answer first
         if (a.pinned && !b.pinned) return -1
         if (!a.pinned && b.pinned) return 1
-        return 0
+        const at = new Date(a.answeredAt ?? a.submittedAt ?? 0).getTime() || 0
+        const bt = new Date(b.answeredAt ?? b.submittedAt ?? 0).getTime() || 0
+        return bt - at
       })
     res.json({ questions: publicQuestions.map(toPublicQuestion) })
   })