feat: saxo price

frontend/src/hooks/useApi.ts

@@ -182,6 +182,20 @@ export const useSetWatchlistSaxoQuoteLink = () => {
   })
 }
 
+// Free-form display name — no longer tied to yfinance's long_name lookup, since an
+// instrument can now be entirely Saxo-sourced.
+export const useRenameWatchlistInstrument = () => {
+  const qc = useQueryClient()
+  return useMutation({
+    mutationFn: ({ ticker, name }: { ticker: string; name: string }) =>
+      api.put(`/watchlist/${encodeURIComponent(ticker)}/name`, { name }).then(r => r.data),
+    onSuccess: () => {
+      qc.invalidateQueries({ queryKey: ['instruments-watchlist'] })
+      qc.invalidateQueries({ queryKey: ['instruments-watchlist-quotes'] })
+    },
+  })
+}
+
 // Latest cycle report — shares the 'cycle-report-latest' queryKey with RapportIA.tsx
 export const useLatestCycleReport = () =>
   useQuery({