fix(viewer): remove tap-more like hint from photo action bar (user request)

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

apps/viewer/src/components/viewer/PhotoActionBar.vue

@@ -89,8 +89,6 @@ onBeforeUnmount(cancelPress);
         <span class="like-count">{{ likeCountText }}</span>
         <span class="action-label">{{ t('viewer.like') }}</span>
       </button>
-      <!-- §5.1：Like 下方次级提示（12px），说明可连续点赞。 -->
-      <p class="like-hint">{{ t('viewer.tapMore') }}</p>
     </div>
 
     <div class="action-slot">
@@ -227,20 +225,13 @@ onBeforeUnmount(cancelPress);
 :global(.viewer-reduced-motion) .like-icon {
   animation: none;
 }
-/* 参考稿：计数 16px/700（tabular-nums）；次级提示 #b4b9c1、12px。 */
+/* 参考稿：计数 16px/700（tabular-nums）。 */
 .like-count {
   font-variant-numeric: tabular-nums;
   font-size: 1rem;
   font-weight: 700;
   line-height: 1.2;
 }
-.like-hint {
-  margin: 4px 0 0;
-  color: #b4b9c1;
-  font-size: 12px;
-  line-height: 1.3;
-  text-align: center;
-}
 .action-label {
   font-size: 0.8125rem;
   color: rgba(255, 255, 255, 0.92);