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feat(app): API health check banner on mount #19

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Merged
doublesilver merged 1 commit into from
Feb 28, 2026
Merged

feat(app): API health check banner on mount #19

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18 changes: 18 additions & 0 deletions app/app/globals.css
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Original file line number Diff line number Diff line change
Expand Up @@ -304,6 +304,24 @@ pre {
padding: 1rem 0;
}

.banner-offline {
background: #fef2f2;
border: 1px solid #fca5a5;
color: #991b1b;
border-radius: 8px;
padding: 0.75rem 1rem;
margin-bottom: 1rem;
font-weight: 500;
}

@media (prefers-color-scheme: dark) {
.banner-offline {
background: #450a0a;
border-color: #7f1d1d;
color: #fca5a5;
}
}

@media (max-width: 640px) {
main {
padding: 1rem 0.75rem 3rem;
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10 changes: 10 additions & 0 deletions app/app/page.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,12 @@ export default function HomePage() {
const sourceRef = useRef<HTMLTextAreaElement>(null);
const questionRef = useRef<HTMLTextAreaElement>(null);

const [apiOnline, setApiOnline] = useState(true);

useEffect(() => {
fetch(ENDPOINT.health)
.then((res) => setApiOnline(res.ok))
.catch(() => setApiOnline(false));
void refreshAll();
}, []);

Expand Down Expand Up @@ -166,6 +171,11 @@ export default function HomePage() {

return (
<main>
{!apiOnline && (
<p className="banner-offline" role="alert">
API 서버에 연결할 수 없습니다. 일부 기능이 제한됩니다.
</p>
)}
<h1 id="title">Knowledge Copilot</h1>
<p className="subtitle">RAG, 액션형 AI, API 로그 추적까지 포함한 포트폴리오 프로젝트</p>

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