refactor(site): 탐색과 읽기 경험 단순화

AGENTS.md

@@ -45,7 +45,6 @@ ADR 작성 기준:
 - `blog/`: 글 도메인. post schema, repository, publication policy, series,
   blog UI, RSS feed serialization, view-count use case
 - `resume/`: 이력서 도메인. resume data, ordering, resume UI
-- `search/`: 검색 도메인. command palette, search action, recommendation
 - `site/`: 도메인 조합 layer. home, AppShell, navigation, provider, site config
 - `infra/`: 외부/런타임 인프라. Supabase, Umami analytics, SEO helper,
   integration adapter

README.md

@@ -31,10 +31,6 @@
 <br>TypeScript
 </td>
 <td align="center" width="96">
-<img src="https://skillicons.dev/icons?i=threejs" width="48" height="48" alt="Three.js" />
-<br>Three.js
-</td>
-<td align="center" width="96">
 <img src="https://skillicons.dev/icons?i=tailwind" width="48" height="48" alt="CSS" />
 <br>Tailwind
 </td>
@@ -49,7 +45,6 @@
 
 **애니메이션:**
 
-- **3D:** Three.js + @react-three/fiber + @react-three/drei
 - **모션:** Framer Motion
 
 **콘텐츠 처리:**
@@ -80,7 +75,6 @@ ark/
 ├── 📁 app/                     # Next.js route adapter
 ├── 📁 blog/                    # 글 도메인
 ├── 📁 resume/                  # 이력서 도메인
-├── 📁 search/                  # 검색 도메인
 ├── 📁 site/                    # 홈, AppShell, provider, site config
 ├── 📁 infra/                   # Supabase, Umami, SEO integration
 ├── 📁 ui/                      # 도메인 지식 없는 UI/레이아웃/모션

app/api/og/route.tsx

@@ -40,7 +40,7 @@ export async function GET(req: NextRequest) {
         flexDirection: 'column',
         alignItems: 'flex-start',
         justifyContent: 'center',
-        backgroundImage: 'linear-gradient(to bottom right, #E0F2FF, #fff)',
+        backgroundImage: 'linear-gradient(to bottom right, #EAEBEA, #E0E1E3)',
         padding: '80px',
       }}
     >
@@ -56,7 +56,7 @@ export async function GET(req: NextRequest) {
           <div
             style={{
               fontSize: '30px',
-              color: '#6b7684',
+              color: '#52525B',
             }}
           >
             {date}
@@ -66,7 +66,7 @@ export async function GET(req: NextRequest) {
           style={{
             fontSize: '60px',
             fontWeight: 700,
-            color: '#191f28',
+            color: '#252525',
             lineHeight: 1.2,
             wordBreak: 'keep-all',
           }}
@@ -86,8 +86,8 @@ export async function GET(req: NextRequest) {
                 key={tag}
                 style={{
                   display: 'flex',
-                  backgroundColor: 'rgba(49, 130, 246, 0.1)',
-                  color: '#3182f6',
+                  backgroundColor: '#E0E1E3',
+                  color: '#3F3F46',
                   padding: '8px 24px',
                   borderRadius: '50px',
                   fontSize: '24px',
@@ -114,7 +114,7 @@ export async function GET(req: NextRequest) {
           style={{
             fontSize: '32px',
             fontWeight: 700,
-            color: '#3182f6',
+            color: '#3F3F46',
             fontFamily: 'Pretendard',
           }}
         >

app/layout.test.ts

@@ -13,9 +13,11 @@ describe('root layout font loading', () => {
     expect(layoutContent).not.toContain('href="/fonts/TossFaceFontWeb.otf"');
   });
 
-  it('passes a public client DTO instead of full editorial metadata', () => {
-    expect(layoutContent).toContain('selectClientPosts(getSortedFeedData())');
-    expect(layoutContent).toContain('<AppProviders posts={posts}>');
+  it('passes only navigation metadata to the app shell', () => {
+    expect(layoutContent).toContain('getSortedFeedData().map');
+    expect(layoutContent).toContain('<AppProviders>');
+    expect(layoutContent).toContain('<AppShell posts={posts}>');
+    expect(layoutContent).not.toContain('selectClientPosts');
   });
 
   it('keeps Tossface demand-driven for matching emoji glyphs', () => {

app/layout.tsx

@@ -5,7 +5,6 @@ import '@/styles/tossface.css';
 
 import AppProviders from '@/site/providers/AppProviders';
 import { getSortedFeedData } from '@/blog/services/post-repository';
-import { selectClientPosts } from '@/site/providers/client-posts';
 import { AppShell } from '@/site/shell/AppShell';
 import {
   SITE_AUTHOR,
@@ -55,16 +54,19 @@ export const metadata: Metadata = {
 };
 
 export const viewport: Viewport = {
-  themeColor: '#ffffff',
+  themeColor: '#EAEBEA',
   width: 'device-width',
   initialScale: 1,
 };
 
 export default function RootLayout({ children }: { children: ReactNode }) {
-  const posts = selectClientPosts(getSortedFeedData());
+  const posts = getSortedFeedData().map(({ slug, category }) => ({
+    slug,
+    category,
+  }));
 
   return (
-    <html lang="ko" suppressHydrationWarning>
+    <html lang="ko">
       <head>
         <link
           rel="preload"
@@ -75,11 +77,10 @@ export default function RootLayout({ children }: { children: ReactNode }) {
         />
       </head>
       <body>
-        <AppProviders posts={posts}>
+        <AppProviders>
           <div id="app-root">
             <AppShell posts={posts}>{children}</AppShell>
           </div>
-          <div id="overlay-root" />
         </AppProviders>
       </body>
     </html>

app/not-found.tsx

@@ -17,7 +17,7 @@ export default function NotFound() {
         </p>
         <Link
           href="/"
-          className="mt-8 inline-flex min-h-11 items-center justify-center rounded-[var(--radius-action)] bg-[var(--color-toss-blue)] px-5 text-sm font-semibold text-white transition-colors hover:bg-[var(--color-toss-blue-dark)] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--color-toss-blue)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--color-bg-primary)]"
+          className="mt-8 inline-flex min-h-11 items-center justify-center rounded-[var(--radius-action)] bg-[var(--color-toss-blue)] px-5 text-sm font-semibold text-[var(--color-accent-foreground)] transition-colors hover:bg-[var(--color-toss-blue-dark)] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--color-toss-blue)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--color-bg-primary)]"
         >
           홈으로 돌아가기
         </Link>

blog/services/markdown-parser.test.ts

@@ -68,7 +68,7 @@ describe('parseHeadingsFromMdx', () => {
 
 describe('getMdxSource', () => {
   it('returns markdown source for an existing slug', () => {
-    const source = getMdxSource('redis-deep-dive-02-core-data-types');
+    const source = getMdxSource('llm-wiki-build-retrospective');
 
     expect(typeof source).toBe('string');
     expect(source).toContain('#');

blog/services/post-repository.test.ts

@@ -60,14 +60,13 @@ ${'x'.repeat(5000)}
     expect(hasExtractedImage).toBe(true);
   });
 
-  it('returns series posts sorted by order', () => {
-    const redisPosts = getSeriesPosts('redis-deep-dive', {
-      includePrivate: true,
-    });
-
-    expect(redisPosts.length).toBeGreaterThan(0);
-    const orders = redisPosts.map((post) => post.series?.order ?? 0);
-    expect(orders).toEqual([...orders].sort((a, b) => a - b));
+  it('does not retain learning series migrated to llm-wiki', () => {
+    expect(getSeriesPosts('redis-deep-dive', { includePrivate: true })).toEqual(
+      []
+    );
+    expect(getSeriesPosts('flink-mastery', { includePrivate: true })).toEqual(
+      []
+    );
   });
 
   it('returns empty array for unknown series id', () => {
@@ -112,13 +111,6 @@ ${'x'.repeat(5000)}
     expect(await getFeedData(privateSlug)).toBeNull();
   });
 
-  it('filters private series posts from helper lookups', () => {
-    expect(getSeriesPosts('redis-deep-dive')).toEqual([]);
-    expect(
-      getSeriesPosts('redis-deep-dive', { includePrivate: true }).length
-    ).toBeGreaterThan(0);
-  });
-
   it('returns null for non-existent posts folder slug', () => {
     expect(getFolderSlug('missing-folder-slug')).toBeNull();
   });

blog/ui/components/CategoryFilter.test.tsx

@@ -79,28 +79,30 @@ describe('CategoryFilter', () => {
     expect(onCategoryChange).toHaveBeenCalledWith('Life');
   });
 
-  it('renders active style classes', () => {
+  it('renders the active category as an underlined text control', () => {
     render(
       <CategoryFilter
         {...baseProps}
         activeCategory="Life"
         onCategoryChange={vi.fn()}
+        variant="links"
       />
     );
 
     const lifeButton = screen
       .getAllByRole('button')
-      .find((button) => button.textContent === 'Life2');
+      .find((button) => button.textContent === 'Life(2)');
 
     expect(lifeButton).toBeDefined();
 
     if (!lifeButton) {
       throw new Error('Life category button not found');
     }
 
-    expect(lifeButton).toHaveClass('bg-[var(--color-toss-blue)]');
-    expect(lifeButton).toHaveClass('rounded-[var(--radius-selection)]');
-    expect(lifeButton).not.toHaveClass('shadow-sm');
-    expect(lifeButton).not.toHaveClass('active:translate-y-px');
+    expect(lifeButton).toHaveClass('border-b-2');
+    expect(lifeButton).toHaveClass('border-[var(--color-toss-blue)]');
+    expect(lifeButton).toHaveClass('text-[var(--color-toss-blue)]');
+    expect(lifeButton).not.toHaveClass('rounded-[var(--radius-selection)]');
+    expect(lifeButton).not.toHaveClass('bg-[var(--color-toss-blue)]');
   });
 });

blog/ui/components/CategoryFilter/CategoryFilter.tsx

@@ -3,6 +3,7 @@
 import { clsx } from 'clsx';
 
 type Category = 'All' | 'Tech' | 'Life';
+type CategoryFilterVariant = 'links' | 'pills';
 
 const CATEGORY_LABELS: Record<Category, string> = {
   All: 'All',
@@ -15,44 +16,70 @@ interface CategoryFilterProps {
   activeCategory: Category;
   onCategoryChange: (category: Category) => void;
   categoryCounts: Record<Category, number>;
+  variant?: CategoryFilterVariant;
 }
 
 export default function CategoryFilter({
   categories,
   activeCategory,
   onCategoryChange,
   categoryCounts,
+  variant = 'pills',
 }: CategoryFilterProps) {
+  const isLinkVariant = variant === 'links';
+
   return (
-    <div className="flex gap-2 flex-wrap">
-      {categories.map((category) => (
-        <button
-          key={category}
-          onClick={() => onCategoryChange(category)}
-          className={clsx(
-            'inline-flex min-h-11 items-center gap-2 rounded-[var(--radius-selection)] border px-4 py-2 text-sm transition-colors duration-[var(--duration-200)] ease-[var(--ease-default)]',
-            'focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--color-toss-blue)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--color-bg-primary)]',
-            activeCategory === category
-              ? 'border-[var(--color-toss-blue)] bg-[var(--color-toss-blue)] text-white'
-              : 'border-[var(--color-border)] bg-[var(--color-bg-primary)] text-[var(--color-grey-600)] hover:border-[var(--color-border-hover)] hover:bg-[var(--color-grey-50)]'
-          )}
-          aria-pressed={activeCategory === category}
-        >
-          <span className="font-medium">{CATEGORY_LABELS[category]}</span>
-          <span
+    <nav aria-label="글 분류">
+      <div
+        className={clsx(
+          'flex flex-wrap items-center',
+          isLinkVariant ? 'gap-x-5 gap-y-1' : 'gap-2'
+        )}
+      >
+        {categories.map((category) => (
+          <button
+            key={category}
+            onClick={() => onCategoryChange(category)}
             className={clsx(
-              'rounded-[var(--radius-selection)] px-1.5 py-0.5 text-[10px] font-semibold',
-              activeCategory === category
-                ? 'bg-white/20 text-white'
-                : 'bg-[var(--color-grey-100)] text-[var(--color-text-tertiary)]'
+              'inline-flex min-h-11 items-center text-sm transition-colors duration-[var(--duration-200)] ease-[var(--ease-default)]',
+              isLinkVariant
+                ? 'border-b-2 px-0 py-2 font-medium'
+                : 'gap-2 rounded-[var(--radius-selection)] border px-4 py-2',
+              'focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--color-toss-blue)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--color-bg-primary)]',
+              isLinkVariant
+                ? activeCategory === category
+                  ? 'border-[var(--color-toss-blue)] text-[var(--color-toss-blue)]'
+                  : 'border-transparent text-[var(--color-text-secondary)] hover:border-[var(--color-grey-300)] hover:text-[var(--color-text-primary)]'
+                : activeCategory === category
+                  ? 'border-[var(--color-toss-blue)] bg-[var(--color-toss-blue)] text-[var(--color-accent-foreground)]'
+                  : 'border-[var(--color-border)] bg-[var(--color-bg-primary)] text-[var(--color-grey-600)] hover:border-[var(--color-border-hover)] hover:bg-[var(--color-grey-50)]'
             )}
+            aria-pressed={activeCategory === category}
           >
-            {categoryCounts[category]}
-          </span>
-        </button>
-      ))}
-    </div>
+            <span className={clsx(!isLinkVariant && 'font-medium')}>
+              {CATEGORY_LABELS[category]}
+            </span>
+            {isLinkVariant ? (
+              <span className="ml-1 text-meta font-normal text-[var(--color-text-tertiary)]">
+                ({categoryCounts[category]})
+              </span>
+            ) : (
+              <span
+                className={clsx(
+                  'rounded-[var(--radius-selection)] px-1.5 py-0.5 text-[10px] font-semibold',
+                  activeCategory === category
+                    ? 'bg-[var(--color-grey-700)] text-[var(--color-accent-foreground)]'
+                    : 'bg-[var(--color-grey-100)] text-[var(--color-text-tertiary)]'
+                )}
+              >
+                {categoryCounts[category]}
+              </span>
+            )}
+          </button>
+        ))}
+      </div>
+    </nav>
   );
 }
 
-export type { CategoryFilterProps, Category };
+export type { CategoryFilterProps, Category, CategoryFilterVariant };