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/layouts/settings/Layout.vue

@@ -0,0 +1,76 @@
+<script setup lang="ts">
+import { Link } from '@inertiajs/vue3';
+import Heading from '@/components/Heading.vue';
+import { Button } from '@/components/ui/button';
+import { Separator } from '@/components/ui/separator';
+import { useCurrentUrl } from '@/composables/useCurrentUrl';
+import { toUrl } from '@/lib/utils';
+import type { NavItem } from '@/types';
+import { edit as editAppearance } from '@/routes/appearance';
+import { edit as editProfile } from '@/routes/profile';
+import { show } from '@/routes/two-factor';
+import { edit as editPassword } from '@/routes/user-password';
+
+const sidebarNavItems: NavItem[] = [
+    {
+        title: 'Profile',
+        href: editProfile(),
+    },
+    {
+        title: 'Password',
+        href: editPassword(),
+    },
+    {
+        title: 'Two-Factor Auth',
+        href: show(),
+    },
+    {
+        title: 'Appearance',
+        href: editAppearance(),
+    },
+];
+
+const { isCurrentUrl } = useCurrentUrl();
+</script>
+
+<template>
+    <div class="px-4 py-6">
+        <Heading
+            title="Settings"
+            description="Manage your profile and account settings"
+        />
+
+        <div class="flex flex-col lg:flex-row lg:space-x-12">
+            <aside class="w-full max-w-xl lg:w-48">
+                <nav
+                    class="flex flex-col space-y-1 space-x-0"
+                    aria-label="Settings"
+                >
+                    <Button
+                        v-for="item in sidebarNavItems"
+                        :key="toUrl(item.href)"
+                        variant="ghost"
+                        :class="[
+                            'w-full justify-start',
+                            { 'bg-muted': isCurrentUrl(item.href) },
+                        ]"
+                        as-child
+                    >
+                        <Link :href="item.href">
+                            <component :is="item.icon" class="h-4 w-4" />
+                            {{ item.title }}
+                        </Link>
+                    </Button>
+                </nav>
+            </aside>
+
+            <Separator class="my-6 lg:hidden" />
+
+            <div class="flex-1 md:max-w-2xl">
+                <section class="max-w-xl space-y-12">
+                    <slot />
+                </section>
+            </div>
+        </div>
+    </div>
+</template>