Add PDF417 barcode rendering component

Implements client-side PDF417 barcode rendering with React component.
Uses useEffect to prevent hydration mismatch by generating barcodes
only after component mount. Integrates barcode display in location cards.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

app/ui/ViewLocationCard.tsx

@@ -6,6 +6,7 @@ import { formatYearMonth } from "../lib/format";
 import { formatCurrency } from "../lib/formatStrings";
 import { useTranslations } from "next-intl";
 import { ViewBillBadge } from "./ViewBillBadge";
+import { Pdf417Barcode } from "./Pdf417Barcode";
 
 export interface ViewLocationCardProps {
     location: BillingLocation
@@ -34,6 +35,7 @@ export const ViewLocationCard:FC<ViewLocationCardProps> = ({location: { _id, nam
                     </p>
                     : null
                 }
+                <Pdf417Barcode />
             </div>
         </div>);
 };