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/UserInfo.vue

@@ -0,0 +1,38 @@
+<script setup lang="ts">
+import { computed } from 'vue';
+import { Avatar, AvatarFallback, AvatarImage } from '@/components/ui/avatar';
+import { useInitials } from '@/composables/useInitials';
+import type { User } from '@/types';
+
+type Props = {
+    user: User;
+    showEmail?: boolean;
+};
+
+const props = withDefaults(defineProps<Props>(), {
+    showEmail: false,
+});
+
+const { getInitials } = useInitials();
+
+// Compute whether we should show the avatar image
+const showAvatar = computed(
+    () => props.user.avatar && props.user.avatar !== '',
+);
+</script>
+
+<template>
+    <Avatar class="h-8 w-8 overflow-hidden rounded-lg">
+        <AvatarImage v-if="showAvatar" :src="user.avatar!" :alt="user.name" />
+        <AvatarFallback class="rounded-lg text-black dark:text-white">
+            {{ getInitials(user.name) }}
+        </AvatarFallback>
+    </Avatar>
+
+    <div class="grid flex-1 text-left text-sm leading-tight">
+        <span class="truncate font-medium">{{ user.name }}</span>
+        <span v-if="showEmail" class="truncate text-xs text-muted-foreground">{{
+            user.email
+        }}</span>
+    </div>
+</template>