feat: L'Ami Fiduciaire V1.0.0 — full codebase with Story 0.1 complete

Initial commit of the L'Ami Fiduciaire SaaS platform built on Laravel 12,
Vue 3, Inertia.js 2, and Tailwind CSS 4.

Story 0.1 (rename folders to declarations in database) is implemented and
code-reviewed: migration, rollback, and 6 Pest tests all passing.

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

resources/js/components/UserMenuContent.vue

@@ -0,0 +1,54 @@
+<script setup lang="ts">
+import { Link, router } from '@inertiajs/vue3';
+import { LogOut, Settings } from 'lucide-vue-next';
+import {
+    DropdownMenuGroup,
+    DropdownMenuItem,
+    DropdownMenuLabel,
+    DropdownMenuSeparator,
+} from '@/components/ui/dropdown-menu';
+import UserInfo from '@/components/UserInfo.vue';
+import type { User } from '@/types';
+import { logout } from '@/routes';
+import { edit } from '@/routes/profile';
+
+type Props = {
+    user: User;
+};
+
+const handleLogout = () => {
+    router.flushAll();
+};
+
+defineProps<Props>();
+</script>
+
+<template>
+    <DropdownMenuLabel class="p-0 font-normal">
+        <div class="flex items-center gap-2 px-1 py-1.5 text-left text-sm">
+            <UserInfo :user="user" :show-email="true" />
+        </div>
+    </DropdownMenuLabel>
+    <DropdownMenuSeparator />
+    <DropdownMenuGroup>
+        <DropdownMenuItem :as-child="true">
+            <Link class="block w-full cursor-pointer" :href="edit()" prefetch>
+                <Settings class="mr-2 h-4 w-4" />
+                Settings
+            </Link>
+        </DropdownMenuItem>
+    </DropdownMenuGroup>
+    <DropdownMenuSeparator />
+    <DropdownMenuItem :as-child="true">
+        <Link
+            class="block w-full cursor-pointer"
+            :href="logout()"
+            @click="handleLogout"
+            as="button"
+            data-test="logout-button"
+        >
+            <LogOut class="mr-2 h-4 w-4" />
+            Log out
+        </Link>
+    </DropdownMenuItem>
+</template>