feat(frontend): update schedule center and war room pages

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

frontend/src/pages/war-room/index.vue

@@ -1,56 +1,15 @@
 <script setup lang="ts">
-// 战情室 - War Room
+import JarvisOfficeStage from '@/components/war-room/JarvisOfficeStage.vue'
 </script>
 
 <template>
   <div class="war-room-page">
-    <div class="page-header">
-      <h1>🗺️ 战情室</h1>
-      <p class="subtitle">运筹帷幄，决胜千里</p>
-    </div>
-    <div class="page-content">
-      <div class="placeholder-content">
-        <div class="war-icon">⚔️</div>
-        <p>战情室 - 敬请期待</p>
-      </div>
-    </div>
+    <JarvisOfficeStage />
   </div>
 </template>
 
 <style scoped>
 .war-room-page {
-  padding: 24px;
-  min-height: 100vh;
-  background: var(--bg-primary);
+  min-height: 100%;
 }
-
-.page-header {
-  text-align: center;
-  margin-bottom: 32px;
-}
-
-.page-header h1 {
-  font-size: 28px;
-  color: var(--text-primary);
-  margin-bottom: 8px;
-}
-
-.subtitle {
-  color: var(--text-secondary);
-  font-size: 14px;
-}
-
-.placeholder-content {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  min-height: 400px;
-  color: var(--text-secondary);
-}
-
-.war-icon {
-  font-size: 64px;
-  margin-bottom: 16px;
-}
-</style>
+</style>