Layout admin panel (!13)

| Numéro du ticket | Layout admin panel |
|------------------|-----------------|
|                  |                 |

## Description de la PR

## Modification du .env

## Check list

- [x] Pas de régression
- [ ] TU/TI/TF rédigée
- [x] TU/TI/TF OK
- [ ] CHANGELOG modifié

Reviewed-on: #13
Co-authored-by: Matteo <matteo@yuno.malio.fr>
Co-committed-by: Matteo <matteo@yuno.malio.fr>

frontend/layouts/admin.vue

@@ -0,0 +1,61 @@
+<template>
+    <div class="min-h-screen text-neutral-900 grid grid-rows-[85px,1fr]">
+        <!-- HEADER -->
+        <header class="bg-primary-500 z-50 h-[85px]">
+            <div class="h-full w-full px-6 grid grid-cols-[auto,1fr,auto] items-center gap-8">
+                <NuxtLink to="/" class="grid place-items-center">
+          <span class="grid place-items-center bg-white text-xl font-bold uppercase text-primary-500 p-4">
+            LOGO
+          </span>
+                </NuxtLink>
+
+                <nav class="text-2xl font-bold uppercase text-white"></nav>
+
+                <NuxtLink
+                    to="/"
+                    class="text-xl font-bold uppercase text-white transition hover:opacity-80 justify-self-end"
+                >
+                    Quitter le panel admin
+                </NuxtLink>
+            </div>
+        </header>
+
+        <div class="grid grid-cols-[16rem,1fr] h-[calc(100vh-85px)] min-h-0">
+            <aside class="bg-primary-500 text-white min-h-0 grid grid-rows-[auto,1fr,auto]">
+                <div class="p-4 font-semibold">Tableau de bord</div>
+
+                <div class="overflow-y-auto min-h-0 p-4 space-y-3">
+                    <!-- Liste des liens à ajouter ci-dessous -->
+
+                </div>
+
+                <div class="p-4">
+                    <button
+                        @click="handleLogout"
+                        class="w-full bg-red-600 hover:bg-red-700 py-2 rounded font-bold"
+                    >
+                        Déconnexion
+                    </button>
+                </div>
+            </aside>
+
+            <main class="min-h-0 overflow-auto px-12 py-12 ">
+                <div class="w-full ">
+                    <slot />
+                </div>
+            </main>
+        </div>
+    </div>
+</template>
+
+
+<script setup lang="ts">
+
+const handleLogout = async () => {
+    try {
+        await auth.logout()
+    } finally {
+        await navigateTo('/login')
+    }
+}
+</script>