Implement fiscal-style research MVP flows

lib/query/keys.ts

@@ -14,6 +14,7 @@ export const queryKeys = {
   filings: (ticker: string | null, limit: number) => ['filings', ticker ?? '', limit] as const,
   report: (accessionNumber: string) => ['report', accessionNumber] as const,
   watchlist: () => ['watchlist'] as const,
+  researchJournal: (ticker: string) => ['research', 'journal', ticker] as const,
   holdings: () => ['portfolio', 'holdings'] as const,
   portfolioSummary: () => ['portfolio', 'summary'] as const,
   latestPortfolioInsight: () => ['portfolio', 'insights', 'latest'] as const,

lib/query/options.ts

@@ -10,6 +10,7 @@ import {
   listFilings,
   listHoldings,
   listRecentTasks,
+  listResearchJournal,
   listWatchlist
 } from '@/lib/api';
 import { queryKeys } from '@/lib/query/keys';
@@ -103,6 +104,16 @@ export function watchlistQueryOptions() {
   });
 }
 
+export function researchJournalQueryOptions(ticker: string) {
+  const normalizedTicker = ticker.trim().toUpperCase();
+
+  return queryOptions({
+    queryKey: queryKeys.researchJournal(normalizedTicker),
+    queryFn: () => listResearchJournal(normalizedTicker),
+    staleTime: 15_000
+  });
+}
+
 export function holdingsQueryOptions() {
   return queryOptions({
     queryKey: queryKeys.holdings(),