feat(initialization): 添加初始化页面和相关功能

- 新增初始化页面组件和路由
- 实现环境检查、Git下载、后端代码克隆等功能
- 添加下载服务和环境服务模块
- 更新类型定义，增加 Electron API 接口

frontend/src/views/Logs.vue

@@ -0,0 +1,55 @@
+<template>
+  <div class="logs-page">
+    <div class="page-header">
+      <h2>系统日志</h2>
+      <p>查看应用运行日志，支持搜索、过滤和导出功能</p>
+    </div>
+    
+    <div class="logs-content">
+      <LogViewer />
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { onMounted } from 'vue'
+import LogViewer from '@/components/LogViewer.vue'
+import { createComponentLogger } from '@/utils/logger'
+
+const logger = createComponentLogger('LogsPage')
+
+onMounted(() => {
+  logger.info('进入日志查看页面')
+})
+</script>
+
+<style scoped>
+.logs-page {
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+  padding: 24px;
+}
+
+.page-header {
+  margin-bottom: 24px;
+}
+
+.page-header h2 {
+  margin: 0 0 8px 0;
+  color: var(--ant-color-text);
+  font-size: 24px;
+  font-weight: 600;
+}
+
+.page-header p {
+  margin: 0;
+  color: var(--ant-color-text-secondary);
+  font-size: 14px;
+}
+
+.logs-content {
+  flex: 1;
+  min-height: 0;
+}
+</style>