fix: investment scenario detail blank screen and auto-renew refresh

Move useMemo hook above early returns to satisfy React Rules of Hooks,
fixing blank screen when navigating to scenario detail. Also re-fetch
scenario after projection updates so auto-renew renewal records appear
automatically without requiring manual navigation.

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

backend/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "hoa-ledgeriq-backend",
-  "version": "2026.3.17",
+  "version": "2026.3.19",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "hoa-ledgeriq-backend",
-      "version": "2026.3.17",
+      "version": "2026.3.19",
       "dependencies": {
         "@nestjs/common": "^10.4.15",
         "@nestjs/config": "^3.3.0",

frontend/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "hoa-ledgeriq-frontend",
-  "version": "2026.3.17",
+  "version": "2026.3.19",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "hoa-ledgeriq-frontend",
-      "version": "2026.3.17",
+      "version": "2026.3.19",
       "dependencies": {
         "@mantine/core": "^7.15.3",
         "@mantine/dates": "^7.15.3",

frontend/src/pages/board-planning/InvestmentScenarioDetailPage.tsx

@@ -40,7 +40,7 @@ export function InvestmentScenarioDetailPage() {
     },
   });
 
-  const { data: projection, isLoading: projLoading } = useQuery({
+  const { data: projection, isLoading: projLoading, dataUpdatedAt: projUpdatedAt } = useQuery({
     queryKey: ['board-planning-projection', id],
     queryFn: async () => {
       const { data } = await api.get(`/board-planning/scenarios/${id}/projection`);
@@ -49,6 +49,17 @@ export function InvestmentScenarioDetailPage() {
     enabled: !!id,
   });
 
+  // When projection refreshes (which may create auto-renew records on the backend),
+  // re-fetch the scenario so the investments list picks up any new renewal records.
+  const [lastProjUpdate, setLastProjUpdate] = useState(0);
+  if (projUpdatedAt && projUpdatedAt !== lastProjUpdate) {
+    setLastProjUpdate(projUpdatedAt);
+    if (lastProjUpdate > 0) {
+      // Only re-fetch after a real update (not the initial load)
+      queryClient.invalidateQueries({ queryKey: ['board-planning-scenario', id] });
+    }
+  }
+
   const addMutation = useMutation({
     mutationFn: (dto: any) => api.post(`/board-planning/scenarios/${id}/investments`, dto),
     onSuccess: () => {
@@ -100,13 +111,10 @@ export function InvestmentScenarioDetailPage() {
     },
   });
 
-  if (isLoading) return <Center h={400}><Loader size="lg" /></Center>;
-  if (!scenario) return <Center h={400}><Text>Scenario not found</Text></Center>;
-
-  const investments = scenario.investments || [];
+  // Compute shared time range for aligned charts (must be above early returns to satisfy Rules of Hooks)
+  const investments = scenario?.investments || [];
   const summary = projection?.summary;
 
-  // Compute shared time range for aligned charts
   const { sharedStartDate, sharedEndDate } = useMemo(() => {
     const allDates: Date[] = [];
 
@@ -134,6 +142,9 @@ export function InvestmentScenarioDetailPage() {
     };
   }, [investments, projection]);
 
+  if (isLoading) return <Center h={400}><Loader size="lg" /></Center>;
+  if (!scenario) return <Center h={400}><Text>Scenario not found</Text></Center>;
+
   // Build a lookup of per-investment interest from the projection
   const interestDetailMap: Record<string, { interest: number; principal: number }> = {};
   if (summary?.investment_interest_details) {