feat: 重构战报弹窗与模拟器视图，优化UI与逻辑

重构BattleReportDialog和BattleSimulatorView相关静态资源，替换旧版JS/CSS文件，提升界面一致性和交互体验。新增和优化空状态、滚动区域等通用UI组件，移除部分冗余composable，完善多语言内容。引入导弹逻辑，补充版本检测工具，提升整体代码结构和可维护性。

src/views/NotFoundView.vue

@@ -0,0 +1,34 @@
+<template>
+  <div class="container mx-auto p-4 sm:p-6 flex items-center justify-center min-h-[60vh]">
+    <Empty class="border-0">
+      <EmptyMedia>
+        <div class="text-8xl sm:text-9xl font-bold text-muted-foreground/20">404</div>
+      </EmptyMedia>
+      <EmptyHeader>
+        <EmptyTitle>{{ t('notFound.title') }}</EmptyTitle>
+        <EmptyDescription>{{ t('notFound.description') }}</EmptyDescription>
+      </EmptyHeader>
+      <EmptyContent>
+        <Button @click="goHome" size="lg">
+          <Home class="mr-2 h-4 w-4" />
+          {{ t('notFound.goHome') }}
+        </Button>
+      </EmptyContent>
+    </Empty>
+  </div>
+</template>
+
+<script setup lang="ts">
+  import { useRouter } from 'vue-router'
+  import { useI18n } from '@/composables/useI18n'
+  import { Empty, EmptyContent, EmptyDescription, EmptyHeader, EmptyMedia, EmptyTitle } from '@/components/ui/empty'
+  import { Button } from '@/components/ui/button'
+  import { Home } from 'lucide-vue-next'
+
+  const router = useRouter()
+  const { t } = useI18n()
+
+  const goHome = () => {
+    router.push('/')
+  }
+</script>