Initial commit: SuiviCPT personal finance tracker

Laravel 11 + Livewire 3/Volt + Alpine.js + Tailwind app for household
budget planning, transaction tracking, and financial dashboards.

- Multi-tenant households with member invites
- Plan: monthly/yearly budget per category with overrides
- Suivi: transaction log with running balance (desktop + mobile quick-entry)
- Dashboard: budget vs tracked breakdown + Chart.js donuts
- Flux: Sankey diagram of income allocation
- WCAG 2.1 AA color tokens, dark mode, accessible tables/forms
- 50 Pest tests

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

resources/views/livewire/welcome/navigation.blade.php

@@ -0,0 +1,26 @@
+<nav class="-mx-3 flex flex-1 justify-end">
+    @auth
+        <a
+            href="{{ url('/dashboard') }}"
+            class="rounded-md px-3 py-2 text-black ring-1 ring-transparent transition hover:text-black/70 focus:outline-none focus-visible:ring-[#FF2D20] dark:text-white dark:hover:text-white/80 dark:focus-visible:ring-white"
+        >
+            Dashboard
+        </a>
+    @else
+        <a
+            href="{{ route('login') }}"
+            class="rounded-md px-3 py-2 text-black ring-1 ring-transparent transition hover:text-black/70 focus:outline-none focus-visible:ring-[#FF2D20] dark:text-white dark:hover:text-white/80 dark:focus-visible:ring-white"
+        >
+            Log in
+        </a>
+
+        @if (Route::has('register'))
+            <a
+                href="{{ route('register') }}"
+                class="rounded-md px-3 py-2 text-black ring-1 ring-transparent transition hover:text-black/70 focus:outline-none focus-visible:ring-[#FF2D20] dark:text-white dark:hover:text-white/80 dark:focus-visible:ring-white"
+            >
+                Register
+            </a>
+        @endif
+    @endauth
+</nav>