perf: 走查问题调整，修改sidebar结构

src/components/xt-chat/xt-bubble/style.scss

@@ -127,6 +127,17 @@
         }
       }
     }
+
+    .action-box {
+      cursor: pointer;
+      padding: 2px;
+      border-radius: 2px;
+      transition: all 0.2s;
+      line-height: normal;
+      &:hover {
+        background-color: #f2f3f5;
+      }
+    }
   }
 
   .xt-bubble-header {