fix: 优化通知时间显示格式并修复WebSocket连接地址问题

src/layout/components/header-notice.vue

@@ -30,7 +30,7 @@
               "
             >
               <div class="ele-text-secondary ele-elip"
-                >{{ new Date(item.createTime).toLocaleString() }}
+                >{{ item.createTime }}
               </div>
               <div
                 class="el-icon-view"
@@ -145,7 +145,7 @@
                 "
               >
                 <div class="ele-text-secondary ele-elip"
-                  >{{ new Date(item.createTime).toLocaleString() }}
+                  >{{ item.createTime }}
                 </div>
                 <div class="el-icon-view" title="已读"></div>
               </div>
@@ -222,7 +222,7 @@
           window.location.host +
           '/ws/websocket/UnreadNotifyMessageCount?token=' +
           getToken();
-
+     
         let socket = new WebSocket(url);
         socket.onmessage = (event) => {
           if (event.data) {
@@ -265,6 +265,7 @@
           await updateAllNotifyMessageReadAPI();
           this.notice = [];
           this.noticeCount = 0;
+          this.visibleModal = false;
         }
       },
       /* 清空通知 */