Changes

Co-authored-by: renee-png <262607627+renee-png@users.noreply.github.com>

src/routes/invoices.index.tsx

@@ -41,6 +41,7 @@ function InvoicesIndex() {
   const [expFilter, setExpFilter] = useState<UnbilledStatus>("unbilled");
   const [selectedTime, setSelectedTime] = useState<Set<string>>(new Set());
   const [selectedExp, setSelectedExp] = useState<Set<string>>(new Set());
+  const [selectedInvoices, setSelectedInvoices] = useState<Set<string>>(new Set());
   const [working, setWorking] = useState(false);
 
   // Map of placeholder invoice id -> true (placeholder = MARKED-INVOICED-* or IMPORT-PREBILLED-*)