feat(front) : meta title sur chaque page

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

frontend/pages/admin/supplier/address.vue

@@ -3,6 +3,8 @@
 </template>
 
 <script setup lang="ts">
+useHead({ title: 'Adresse fournisseur' })
+
 import type {AddressData, AddressPayload} from "~/services/address";
 import {createAddress, getAddress, updateAddress} from "~/services/address";
 import {getSupplier, updateSupplier} from "~/services/supplier";