refactor(ConfigManager): remove legacy config migration logic and streamline store initialization

src/main/services/ConfigManager.ts

@@ -14,9 +14,6 @@
  * - v2 Refactor PR   : https://github.com/CherryHQ/cherry-studio/pull/10162
  * --------------------------------------------------------------------------
  */
-import fs from 'node:fs'
-import path from 'node:path'
-
 import type { UpgradeChannel } from '@shared/config/constant'
 import { defaultLanguage, ZOOM_SHORTCUTS } from '@shared/config/constant'
 import type { LanguageVarious, Shortcut } from '@types'
@@ -27,28 +24,6 @@ import { v4 as uuidv4 } from 'uuid'
 
 import { locales } from '../utils/locales'
 
-/**
- * Migrate config.json from legacy location (userData/config.json)
- * to new location (userData/Data/config.json) if needed.
- * This ensures the config is included in backups.
- * Note: Data directory must be created before calling this function.
- */
-function migrateConfigToDataDir(dataDir: string) {
-  const userData = app.getPath('userData')
-  const legacyConfigPath = path.join(userData, 'config.json')
-  const newConfigPath = path.join(dataDir, 'config.json')
-
-  // If legacy config exists and new config doesn't, migrate it
-  if (fs.existsSync(legacyConfigPath) && !fs.existsSync(newConfigPath)) {
-    try {
-      fs.copyFileSync(legacyConfigPath, newConfigPath)
-      fs.unlinkSync(legacyConfigPath)
-    } catch {
-      // Migration failed, will continue using legacy location
-    }
-  }
-}
-
 export enum ConfigKeys {
   Language = 'language',
   Theme = 'theme',
@@ -83,18 +58,7 @@ export class ConfigManager {
   private subscribers: Map<string, Array<(newValue: any) => void>> = new Map()
 
   constructor() {
-    // Store config in Data directory so it's included in backups
-    const dataDir = path.join(app.getPath('userData'), 'Data')
-
-    // Ensure Data directory exists before migration and store creation
-    if (!fs.existsSync(dataDir)) {
-      fs.mkdirSync(dataDir, { recursive: true })
-    }
-
-    // Migrate config from legacy location to Data directory
-    migrateConfigToDataDir(dataDir)
-
-    this.store = new Store({ cwd: dataDir })
+    this.store = new Store()
   }
 
   getLanguage(): LanguageVarious {