feat(initialization): 新增配置文件操作和管理员权限检查

- 新增配置文件保存、加载和重置功能
- 添加管理员权限检查和重启为管理员的功能
- 实现 pip 包管理器安装功能
- 优化初始化流程，自动检测并安装依赖

frontend/src/utils/config.ts

@@ -0,0 +1,163 @@
+import { createComponentLogger } from './logger'
+import type { ThemeMode, ThemeColor } from '@/composables/useTheme'
+
+const logger = createComponentLogger('Config')
+
+export interface FrontendConfig {
+  // 基础配置
+  isFirstLaunch: boolean
+  init: boolean
+  lastUpdateCheck?: string
+
+  // 主题设置
+  themeMode: ThemeMode
+  themeColor: ThemeColor
+
+  // 镜像源设置
+  selectedGitMirror: string
+  selectedPythonMirror: string
+  selectedPipMirror: string
+
+  // 安装状态
+  pythonInstalled?: boolean
+  gitInstalled?: boolean
+  backendExists?: boolean
+  dependenciesInstalled?: boolean
+  pipInstalled?: boolean
+}
+
+const DEFAULT_CONFIG: FrontendConfig = {
+  isFirstLaunch: true,
+  init: false,
+  themeMode: 'system',
+  themeColor: 'blue',
+  selectedGitMirror: 'github',
+  selectedPythonMirror: 'tsinghua',
+  selectedPipMirror: 'tsinghua',
+  pythonInstalled: false,
+  gitInstalled: false,
+  backendExists: false,
+  dependenciesInstalled: false,
+  pipInstalled: false
+}
+
+// 读取配置（内部使用，不触发保存）
+async function getConfigInternal(): Promise<FrontendConfig> {
+  try {
+    // 优先从文件读取配置
+    const fileConfig = await window.electronAPI.loadConfig()
+    if (fileConfig) {
+      console.log('从文件加载配置:', fileConfig)
+      return { ...DEFAULT_CONFIG, ...fileConfig }
+    }
+
+    // 如果文件不存在，尝试从localStorage迁移
+    const localConfig = localStorage.getItem('app-config')
+    const themeConfig = localStorage.getItem('theme-settings')
+
+    let config = { ...DEFAULT_CONFIG }
+
+    if (localConfig) {
+      const parsed = JSON.parse(localConfig)
+      config = { ...config, ...parsed }
+      console.log('从localStorage迁移配置:', parsed)
+    }
+
+    if (themeConfig) {
+      const parsed = JSON.parse(themeConfig)
+      config.themeMode = parsed.themeMode || 'system'
+      config.themeColor = parsed.themeColor || 'blue'
+      console.log('从localStorage迁移主题配置:', parsed)
+    }
+
+    return config
+  } catch (error) {
+    console.error('读取配置失败:', error)
+    logger.error('读取配置失败', error)
+    return { ...DEFAULT_CONFIG }
+  }
+}
+
+// 读取配置（公共接口）
+export async function getConfig(): Promise<FrontendConfig> {
+  const config = await getConfigInternal()
+
+  // 如果是从localStorage迁移的配置，保存到文件并清理localStorage
+  const hasLocalStorage = localStorage.getItem('app-config') || localStorage.getItem('theme-settings')
+  if (hasLocalStorage) {
+    try {
+      await window.electronAPI.saveConfig(config)
+      localStorage.removeItem('app-config')
+      localStorage.removeItem('theme-settings')
+      localStorage.removeItem('app-initialized')
+      console.log('配置已从localStorage迁移到文件')
+    } catch (error) {
+      console.error('迁移配置失败:', error)
+    }
+  }
+
+  return config
+}
+
+// 保存配置
+export async function saveConfig(config: Partial<FrontendConfig>): Promise<void> {
+  try {
+    console.log('开始保存配置:', config)
+    const currentConfig = await getConfigInternal() // 使用内部函数避免递归
+    const newConfig = { ...currentConfig, ...config }
+    console.log('合并后的配置:', newConfig)
+    await window.electronAPI.saveConfig(newConfig)
+    console.log('配置保存成功')
+    logger.info('配置已保存', newConfig)
+  } catch (error) {
+    console.error('保存配置失败:', error)
+    logger.error('保存配置失败', error)
+    throw error
+  }
+}
+
+// 重置配置
+export async function resetConfig(): Promise<void> {
+  try {
+    await window.electronAPI.resetConfig()
+    localStorage.removeItem('app-config')
+    localStorage.removeItem('theme-settings')
+    localStorage.removeItem('app-initialized')
+    logger.info('配置已重置')
+  } catch (error) {
+    logger.error('重置配置失败', error)
+  }
+}
+
+// 检查是否已初始化
+export async function isAppInitialized(): Promise<boolean> {
+  const config = await getConfig()
+  console.log('isAppInitialized 检查配置:', config)
+  console.log('init 字段值:', config.init)
+  console.log('init === true:', config.init === true)
+  return config.init === true
+}
+
+// 检查是否第一次启动
+export async function isFirstLaunch(): Promise<boolean> {
+  const config = await getConfig()
+  return config.isFirstLaunch === true
+}
+
+// 设置初始化完成
+export async function setInitialized(value: boolean = true): Promise<void> {
+  await saveConfig({ init: value, isFirstLaunch: false })
+}
+
+// 保存主题设置
+export async function saveThemeConfig(themeMode: ThemeMode, themeColor: ThemeColor): Promise<void> {
+  await saveConfig({ themeMode, themeColor })
+}
+
+// 保存镜像源设置
+export async function saveMirrorConfig(gitMirror: string, pythonMirror?: string, pipMirror?: string): Promise<void> {
+  const config: Partial<FrontendConfig> = { selectedGitMirror: gitMirror }
+  if (pythonMirror) config.selectedPythonMirror = pythonMirror
+  if (pipMirror) config.selectedPipMirror = pipMirror
+  await saveConfig(config)
+}