Phase 4a: Feature modules — layouts, auth, admin, dashboard,

customers, items, invoices, estimates, shared document form

77 files, 14451 lines. Typed layouts (CompanyLayout, AuthLayout,
header, sidebar, company switcher), auth views (login, register,
forgot/reset password), admin feature (dashboard, companies, users,
settings with typed store), company features (dashboard with chart/
stats, customers CRUD, items CRUD, invoices CRUD with full store,
estimates CRUD with full store), and shared document form components
(items table, item row, totals, notes, tax popup, template select,
exchange rate converter, calculation composable).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

resources/scripts-v2/layouts/InstallationLayout.vue

@@ -0,0 +1,13 @@
+<template>
+  <div class="h-screen overflow-y-auto text-base">
+    <NotificationRoot />
+
+    <div class="container mx-auto px-4">
+      <router-view />
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import NotificationRoot from '../../components/notifications/NotificationRoot.vue'
+</script>