feat: complete admin error handling improvements - add error display to articles pages

- Add error display to articles pages (overview, edit, new)
- Improve createArticle action to handle database errors gracefully
- Redirect with error query params for user feedback on failure
- Completes error handling improvements across admin pages
- Enhances error reporting for better user experience

src/app/admin/articles/page.tsx

@@ -5,7 +5,12 @@ import { prisma } from "@/lib/prisma";
 
 export const dynamic = "force-dynamic";
 
-export default async function AdminArticles() {
+export default async function AdminArticles({
+  searchParams,
+}: {
+  searchParams: Promise<{ error?: string }>;
+}) {
+  const { error } = await searchParams;
   const articles = await prisma.websiteArticles
     .findMany({
       orderBy: { createdAt: "desc" },
@@ -30,6 +35,12 @@ export default async function AdminArticles() {
         News articles (<code>website_articles</code>) shown on the public site. 50 most recent.
       </p>
 
+      {error ? (
+        <p className="muted" style={{ marginBottom: "1rem", color: "#dc2626" }}>
+          Error: {error}
+        </p>
+      ) : null}
+
       <div className="admin-stats">
         <StatusCard label="Articles shown" value={articles.length} icon="📰" />
         <StatusCard label="Latest" value={latest} hint="most recent post" icon="🕒" />
@@ -88,4 +99,4 @@ export default async function AdminArticles() {
       </section>
     </main>
   );
-}
+}