feat: implement right-click context menu for style customization and enhance real-time stats tracking

frontend/src/views/HomePage.vue

@@ -4,9 +4,6 @@
     <StatsTicker :stats="stats" :connected="connected" />
 
     <div class="xip-root">
-      <!-- Bande pub gauche — masquée si l'utilisateur a NoAds -->
-      <AdBand v-if="!myPerks.noads" />
-
       <!-- Zone chat centrale -->
       <div class="xip-center">
         <ChatHeader :connected-count="stats?.connectedTabs ?? 0" />
@@ -90,7 +87,6 @@
 
 <script setup lang="ts">
 import { ref, computed } from 'vue';
-import AdBand      from '@/components/AdBand.vue';
 import ChatHeader  from '@/components/ChatHeader.vue';
 import MessageList from '@/components/MessageList.vue';
 import SendButton  from '@/components/SendButton.vue';