feat: Add QQ logo for qqbot notifications, update Ugreen logo to PNG, and adjust VImg styling in media server card.

src/components/cards/MediaServerCard.vue

@@ -213,7 +213,7 @@ onMounted(() => {
             <span class="me-2 mb-1">自定义媒体服务器</span>
           </div>
         </div>
-        <VImg :src="getIcon" cover class="mt-8 me-3" max-width="3rem" min-width="3rem" />
+        <VImg :src="getIcon" class="mt-8 me-3 max-h-12" max-width="3rem" min-width="3rem" />
       </VCardText>
     </VCard>
 

src/components/cards/NotificationChannelCard.vue

@@ -99,7 +99,7 @@ const getIcon = computed(() => {
     case 'telegram':
       return getLogoUrl('telegram')
     case 'qqbot':
-      return getLogoUrl('notification')
+      return getLogoUrl('qq')
     case 'vocechat':
       return getLogoUrl('vocechat')
     case 'synologychat':