feat(Makefile): install frontend dependencies on dev command

feat(Makefile): patch Layout.jsx queryKey for local development
feat(frontend-web): mock base44 client for local development with role switching
feat(frontend-web): add event assignment modal with conflict detection and bulk assign
feat(frontend-web): add client dashboard with key metrics and quick actions
feat(frontend-web): add layout component with role-based navigation
feat(frontend-web): update various pages to use "@/components" alias
feat(frontend-web): update create event page with ai assistant toggle
feat(frontend-web): update dashboard page with new components
feat(frontend-web): update events page with quick assign popover
feat(frontend-web): update invite vendor page with hover card
feat(frontend-web): update messages page with conversation list and message thread
feat(frontend-web): update operator dashboard page with new components
feat(frontend-web): update partner management page with new components
feat(frontend-web): update permissions page with new components
feat(frontend-web): update procurement dashboard page with new components
feat(frontend-web): update smart vendor onboarding page with new components
feat(frontend-web): update staff directory page with new components
feat(frontend-web): update teams page with new components
feat(frontend-web): update user management page with new components
feat(frontend-web): update vendor compliance page with new components
feat(frontend-web): update main.jsx to include react query provider

feat: add vendor marketplace page
feat: add global import fix to prepare-export script
feat: add patch-layout-query-key script to fix query key
feat: update patch-base44-client script to use a more robust method

frontend-web/src/pages/Invoices.jsx

@@ -12,7 +12,7 @@ import { Tabs, TabsList, TabsTrigger } from "@/components/ui/tabs";
 import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from "@/components/ui/table";
 import { FileText, Plus, DollarSign, Search, Eye, Download } from "lucide-react";
 import { format, parseISO, isPast } from "date-fns";
-import PageHeader from "../components/common/PageHeader";
+import PageHeader from "@/components/common/PageHeader";
 import {
   Dialog,
   DialogContent,