refactor(frontend): 优化ops看板骨架屏组件

- 添加 fullscreen 属性支持，适配全屏模式
- 优化骨架屏布局，更好地匹配实际看板结构
- 改进加载动画效果，提升用户体验

frontend/src/views/admin/ops/OpsDashboard.vue

@@ -8,7 +8,7 @@
         {{ errorMessage }}
       </div>
 
-      <OpsDashboardSkeleton v-if="loading && !hasLoadedOnce" />
+      <OpsDashboardSkeleton v-if="loading && !hasLoadedOnce" :fullscreen="isFullscreen" />
 
       <OpsDashboardHeader
         v-else-if="opsEnabled"

frontend/src/views/admin/ops/components/OpsDashboardSkeleton.vue

+<script setup lang="ts">
+interface Props {
+  fullscreen?: boolean
+}
+
+const props = withDefaults(defineProps<Props>(), {
+  fullscreen: false
+})
+</script>
+
 <template>
   <div class="space-y-6">
-    <!-- Header -->
-    <div class="rounded-3xl bg-white p-6 shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700">
-      <div class="flex flex-col gap-4 sm:flex-row sm:items-center sm:justify-between">
+    <!-- Header (matches OpsDashboardHeader + overview blocks) -->
+    <div :class="['rounded-3xl bg-white shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700', props.fullscreen ? 'p-8' : 'p-6']">
+      <div class="flex flex-wrap items-center justify-between gap-4 border-b border-gray-100 pb-4 dark:border-dark-700">
         <div class="space-y-2">
-          <div class="h-5 w-48 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
-          <div class="h-4 w-72 animate-pulse rounded bg-gray-100 dark:bg-dark-700/70"></div>
+          <div class="h-6 w-44 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
+          <div class="h-3 w-80 animate-pulse rounded bg-gray-100 dark:bg-dark-700/70"></div>
         </div>
-        <div class="flex items-center gap-3">
+        <div v-if="!props.fullscreen" class="flex flex-wrap items-center gap-3">
+          <div class="h-9 w-[140px] animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
+          <div class="h-9 w-[160px] animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
+          <div class="h-9 w-[150px] animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
+          <div class="h-9 w-9 animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
           <div class="h-9 w-28 animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
           <div class="h-9 w-28 animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
+          <div class="h-9 w-9 animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
         </div>
       </div>
 
-      <div class="mt-6 grid grid-cols-2 gap-4 sm:grid-cols-4">
-        <div v-for="i in 4" :key="i" class="rounded-2xl bg-gray-50 p-4 dark:bg-dark-900/30">
-          <div class="h-3 w-16 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
-          <div class="mt-3 h-6 w-24 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
+      <div class="mt-6 grid grid-cols-1 gap-6 lg:grid-cols-12">
+        <div class="rounded-2xl bg-gray-50 p-4 dark:bg-dark-900/30 lg:col-span-5">
+          <div class="grid h-full grid-cols-1 gap-6 md:grid-cols-[200px_1fr] md:items-center">
+            <div class="h-28 animate-pulse rounded-xl bg-gray-100 dark:bg-dark-700/70"></div>
+            <div class="space-y-4">
+              <div class="h-4 w-32 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
+              <div class="grid grid-cols-2 gap-3">
+                <div v-for="i in 4" :key="i" class="h-14 animate-pulse rounded-xl bg-gray-100 dark:bg-dark-700/70"></div>
+              </div>
             </div>
           </div>
         </div>
 
-    <!-- Charts -->
-    <div class="grid grid-cols-1 gap-6 lg:grid-cols-2">
-      <div class="rounded-3xl bg-white p-6 shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700">
-        <div class="h-4 w-40 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
-        <div class="mt-6 h-64 animate-pulse rounded-2xl bg-gray-100 dark:bg-dark-700/70"></div>
+        <div class="lg:col-span-7">
+          <div class="grid h-full grid-cols-1 content-center gap-4 sm:grid-cols-2 lg:grid-cols-3">
+            <div v-for="i in 6" :key="i" class="h-20 animate-pulse rounded-2xl bg-gray-50 dark:bg-dark-900/30"></div>
+          </div>
         </div>
-      <div class="rounded-3xl bg-white p-6 shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700">
-        <div class="h-4 w-40 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
-        <div class="mt-6 h-64 animate-pulse rounded-2xl bg-gray-100 dark:bg-dark-700/70"></div>
       </div>
     </div>
 
-    <!-- Cards -->
+    <!-- Row: Concurrency + Throughput (matches OpsDashboard.vue) -->
     <div class="grid grid-cols-1 gap-6 lg:grid-cols-3">
+      <div :class="['min-h-[360px] rounded-3xl bg-white shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700 lg:col-span-1', props.fullscreen ? 'p-8' : 'p-6']">
+        <div class="h-4 w-44 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
+        <div class="mt-6 h-72 animate-pulse rounded-2xl bg-gray-100 dark:bg-dark-700/70"></div>
+      </div>
+      <div :class="['min-h-[360px] rounded-3xl bg-white shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700 lg:col-span-2', props.fullscreen ? 'p-8' : 'p-6']">
+        <div class="h-4 w-56 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
+        <div class="mt-6 h-72 animate-pulse rounded-2xl bg-gray-100 dark:bg-dark-700/70"></div>
+      </div>
+    </div>
+
+    <!-- Row: Visual Analysis (baseline 3-up grid) -->
+    <div class="grid grid-cols-1 gap-6 md:grid-cols-3">
       <div
         v-for="i in 3"
         :key="i"
-        class="rounded-3xl bg-white p-6 shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700"
+        :class="['rounded-3xl bg-white shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700', props.fullscreen ? 'p-8' : 'p-6']"
       >
-        <div class="h-4 w-36 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
-        <div class="mt-4 space-y-3">
-          <div class="h-3 w-2/3 animate-pulse rounded bg-gray-100 dark:bg-dark-700/70"></div>
-          <div class="h-3 w-1/2 animate-pulse rounded bg-gray-100 dark:bg-dark-700/70"></div>
-          <div class="h-3 w-3/5 animate-pulse rounded bg-gray-100 dark:bg-dark-700/70"></div>
+        <div class="h-4 w-44 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
+        <div class="mt-6 h-56 animate-pulse rounded-2xl bg-gray-100 dark:bg-dark-700/70"></div>
+      </div>
+    </div>
+
+    <!-- Alert Events -->
+    <div :class="['rounded-3xl bg-white shadow-sm ring-1 ring-gray-900/5 dark:bg-dark-800 dark:ring-dark-700', props.fullscreen ? 'p-8' : 'p-6']">
+      <div class="flex flex-wrap items-center justify-between gap-4">
+        <div class="h-4 w-48 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
+        <div v-if="!props.fullscreen" class="flex flex-wrap items-center gap-2">
+          <div class="h-9 w-[140px] animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
+          <div class="h-9 w-[120px] animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
+          <div class="h-9 w-[120px] animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
+        </div>
+      </div>
+
+      <div class="mt-6 space-y-3">
+        <div v-for="i in 6" :key="i" class="flex items-center justify-between gap-4 rounded-2xl bg-gray-50 p-4 dark:bg-dark-900/30">
+          <div class="flex-1 space-y-2">
+            <div class="h-3 w-56 animate-pulse rounded bg-gray-200 dark:bg-dark-700"></div>
+            <div class="h-3 w-80 animate-pulse rounded bg-gray-100 dark:bg-dark-700/70"></div>
+          </div>
+          <div class="h-7 w-20 animate-pulse rounded-xl bg-gray-200 dark:bg-dark-700"></div>
         </div>
       </div>
     </div>