feat: revue de code, doc CODE_REVIEW, forfaits 2026, traduction LLM, providers avec modèle

Made-with: Cursor

frontend/src/providers/QueryProvider.tsx

@@ -0,0 +1,38 @@
+'use client';
+
+import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
+import { useState, type ReactNode, useCallback } from 'react';
+
+const DEFAULT_STALE_TIME_MS = 60 * 1000;
+
+export function QueryProvider({ children }: { children: ReactNode }) {
+  const [queryClient] = useState(
+    () =>
+      new QueryClient({
+        defaultOptions: {
+          queries: {
+            staleTime: DEFAULT_STALE_TIME_MS,
+            retry: 1,
+            refetchOnWindowFocus: false,
+          },
+          mutations: {
+            retry: 1,
+          },
+        },
+      })
+  );
+
+  const handleGlobalError = useCallback((error: unknown) => {
+    if (typeof window !== 'undefined') {
+      console.error('[QueryClient Error]', error);
+    }
+  }, []);
+
+  return (
+    <QueryClientProvider client={queryClient}>
+      {children}
+    </QueryClientProvider>
+  );
+}
+
+export { DEFAULT_STALE_TIME_MS };