fix: portfolio polish - links, skills, nav, sitemap

- No-ill 프로젝트 링크 추가
- Skills에서 Redis Backend 중복 제거, Prometheus 추가
- Education 섹션 id 추가 및 nav 링크 추가
- Sitemap infra에 Tolchain RPC 추가
- Sitemap 홀수 카드 레이아웃 수정

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

css/style.css

@@ -313,6 +313,10 @@ img { max-width: 100%; display: block; }
   gap: 14px;
   margin-bottom: 48px;
 }
+.card-grid > *:last-child:nth-child(odd) {
+  grid-column: 1 / -1;
+  max-width: calc(50% - 7px);
+}
 
 .site-card {
   border: 1px solid #e8e8e8;
@@ -348,6 +352,10 @@ img { max-width: 100%; display: block; }
   grid-template-columns: 1fr 1fr 1fr;
   gap: 12px;
 }
+.infra-grid > *:last-child:nth-child(3n+1) {
+  grid-column: 1 / -1;
+  max-width: calc(33.333% - 8px);
+}
 
 .infra-card {
   border: 1px solid #e8e8e8;

data/projects.js

@@ -62,7 +62,10 @@ const projects = [
     name: "No-ill",
     description: "독거노인 낙상 감지 및 케어 서비스. 6인 팀 PM으로 개발 총괄. React 프론트엔드, Java Spring 백엔드(OpenVidu 연동), 인프라(Jira, Git, CI/CD) 담당.",
     tags: ["React", "Java Spring", "OpenVidu", "Jira"],
-    links: [],
+    links: [
+      { label: "no-ill.tolelom.xyz", url: "https://no-ill.tolelom.xyz" },
+      { label: "보호자 앱", url: "https://no-ill-app.tolelom.xyz" }
+    ],
     category: "헬스케어",
     period: "2026.01 ~ 2026.02"
   }

data/sites.js

@@ -21,6 +21,7 @@ const sites = {
   infra: [
     { name: "Git", url: "https://git.tolelom.xyz", icon: "🗃️", description: "셀프호스팅 Git" },
     { name: "Portainer", url: "https://port.tolelom.xyz", icon: "🐳", description: "Docker 관리" },
-    { name: "Monitoring", url: "https://monitoring.tolelom.xyz", icon: "📊", description: "서버 모니터링" }
+    { name: "Monitoring", url: "https://monitoring.tolelom.xyz", icon: "📊", description: "서버 모니터링" },
+    { name: "Tolchain RPC", url: "https://rpc.tolelom.xyz/status", icon: "⛓️", description: "블록체인 RPC 상태" }
   ]
 };

index.html

@@ -22,6 +22,7 @@
       <a href="#skills" class="nav-link">Skills</a>
       <a href="#experience" class="nav-link">Experience</a>
       <a href="#projects" class="nav-link">Projects</a>
+      <a href="#education" class="nav-link">Education</a>
       <a href="#contact" class="nav-link">Contact</a>
       <a href="/sitemap/" class="nav-link nav-external">Sitemap</a>
     </div>
@@ -80,7 +81,6 @@
         <div class="skills-tags">
           <span class="tag">Go (Fiber)</span>
           <span class="tag">Spring</span>
-          <span class="tag">Redis</span>
           <span class="tag">WebSocket</span>
           <span class="tag">JWT</span>
         </div>
@@ -107,6 +107,7 @@
           <span class="tag">Caddy</span>
           <span class="tag">Linux</span>
           <span class="tag">CI/CD</span>
+          <span class="tag">Prometheus</span>
         </div>
       </div>
       <div class="skills-group">
@@ -171,7 +172,7 @@
       <div id="project-list" class="project-list"></div>
     </section>
 
-    <section class="section">
+    <section id="education" class="section">
       <h2 class="section-title">Education</h2>
       <div class="experience-list">
         <div class="experience-item">