feat: add loading skeleton for article content using Suspense

src/app/(pages)/article/[slug]/page.tsx

@@ -2,6 +2,7 @@ import { getArticleBySlug } from '@/lib/feature/article/article.external';
 import { ArrowLeftIcon, CalendarIcon, ClockIcon } from 'lucide-react';
 import Link from 'next/link';
 import { notFound } from 'next/navigation';
+import { Suspense } from 'react';
 import ReactMarkdown from 'react-markdown';
 import remarkGfm from 'remark-gfm';
 
@@ -22,8 +23,48 @@ function formatDate(date: Date): string {
     }).format(date);
 }
 
-const ArticlePage = async ({ params }: ArticlePageProps) => {
-    const { slug } = await params;
+const ArticleContentSkeleton = () => (
+    <article className='w-full'>
+        <div className='h-64 w-full animate-pulse bg-muted md:h-96' />
+
+        <div className='container mx-auto max-w-3xl px-4'>
+            <div className='-mt-16 relative z-10'>
+                <div className='mb-6 h-4 w-24 animate-pulse rounded bg-muted' />
+
+                <header className='mb-10'>
+                    <div className='mb-4 space-y-2'>
+                        <div className='h-8 w-full animate-pulse rounded bg-muted' />
+                        <div className='h-8 w-3/4 animate-pulse rounded bg-muted' />
+                    </div>
+
+                    <div className='mb-5 space-y-2'>
+                        <div className='h-5 w-full animate-pulse rounded bg-muted' />
+                        <div className='h-5 w-2/3 animate-pulse rounded bg-muted' />
+                    </div>
+
+                    <div className='flex gap-4'>
+                        <div className='h-3 w-28 animate-pulse rounded bg-muted' />
+                        <div className='h-3 w-16 animate-pulse rounded bg-muted' />
+                    </div>
+                </header>
+
+                <hr className='mb-10 border-border' />
+
+                <div className='space-y-3 pb-16'>
+                    {[...Array(4)].map((_, i) => (
+                        <div key={i} className='space-y-2'>
+                            <div className='h-4 w-full animate-pulse rounded bg-muted' />
+                            <div className='h-4 w-full animate-pulse rounded bg-muted' />
+                            <div className='h-4 w-5/6 animate-pulse rounded bg-muted' />
+                        </div>
+                    ))}
+                </div>
+            </div>
+        </div>
+    </article>
+);
+
+const ArticleContent = async ({ slug }: { slug: string }) => {
     const article = await getArticleBySlug(slug);
 
     if (!article) notFound();
@@ -96,4 +137,14 @@ const ArticlePage = async ({ params }: ArticlePageProps) => {
     );
 };
 
+const ArticlePage = async ({ params }: ArticlePageProps) => {
+    const { slug } = await params;
+
+    return (
+        <Suspense fallback={<ArticleContentSkeleton />}>
+            <ArticleContent slug={slug} />
+        </Suspense>
+    );
+};
+
 export default ArticlePage;