feat: 优化运动监控页面的日期选择逻辑，增强场景加载后的机器人初始化流程

src/pages/movement-supervision.vue

@@ -6,6 +6,7 @@ import { isNil } from 'lodash-es';
 import { computed, onMounted, onUnmounted, provide, ref, type ShallowRef, shallowRef, watch } from 'vue';
 import { useRoute } from 'vue-router';
 
+import type { RobotRealtimeInfo } from '../apis/robot';
 import { getSceneByGroupId, getSceneById, monitorRealSceneById, monitorSceneById } from '../apis/scene';
 import expandIcon from '../assets/icons/png/expand.png';
 import foldIcon from '../assets/icons/png/fold.png';
@@ -71,7 +72,7 @@ const client = shallowRef<WebSocket>();
 // 左侧边栏元素引用（用于 Ctrl/Cmd+F 聚焦搜索框）
 const leftSiderEl = shallowRef<HTMLElement>();
 const isPlaybackControllerVisible = ref<boolean>(true);
-const selectedDate = ref<Dayjs | null>(null);
+const selectedDate = ref<Dayjs>();
 
 const playback = usePlaybackWebSocket(editor);
 
@@ -85,9 +86,16 @@ watch(mode, async (newMode) => {
   }
 });
 
-const handleDateChange = (date: Dayjs) => {
+watch(playback.sceneJson, async (newJson) => {
+  if (newJson) {
+    await editor.value?.load(newJson);
+    // [关键修复] 场景加载后，立即重新初始化机器人
+    await editor.value?.initRobots();
+  }
+});
+
+watch(selectedDate, (date) => {
   if (date) {
-    selectedDate.value = date;
     const startOfDayTimestamp = date.startOf('day').valueOf();
     playback.seek(startOfDayTimestamp);
     // The total duration is now relative to the start of the day
@@ -95,7 +103,7 @@ const handleDateChange = (date: Dayjs) => {
     // Set current time to the beginning of the selected day for the slider
     playback.currentTime.value = startOfDayTimestamp;
   }
-};
+});
 
 const handleSeek = (relativeTime: number) => {
   if (selectedDate.value) {
@@ -552,9 +560,7 @@ const focusFindKeydownHandler = (event: KeyboardEvent) => {
       if (input) {
         event.preventDefault();
         input.focus();
-        try {
-          input.select?.();
-        } catch {}
+        input.select?.();
       }
     }
   }
@@ -583,12 +589,7 @@ const handleGlobalKeydown = (event: KeyboardEvent) => {
           <a-button type="primary" :loading="isSaving" @click="handleSaveViewState"> 保存比例 </a-button>
           <a-divider type="vertical" />
 
-          <a-date-picker
-            v-if="isPlaybackMode"
-            :value="selectedDate"
-            @change="handleDateChange"
-            placeholder="请选择回放日期"
-          />
+          <a-date-picker v-if="isPlaybackMode" v-model:value="selectedDate" placeholder="请选择回放日期" />
         </a-space>
       </a-flex>
     </a-layout-header>