refactor(main): reorder configuration loading and directory creation in Initialize method

- Moved the configuration loading to occur before creating necessary directories.
- Improved code clarity by ensuring that configuration is loaded prior to any directory operations.

main.go

@@ -30,16 +30,16 @@ func NewApp() *App {
 }
 
 func (a *App) Initialize() error {
-	// 创建必要的目录
-	if err := os.MkdirAll(config.Get().Storage.DataDir, 0755); err != nil {
-		return fmt.Errorf("failed to create data directory: %w", err)
-	}
-
-	// 初始化配置
+	// 先加载配置
 	if err := config.Load("/root/data/config.json"); err != nil {
 		return err
 	}
 
+	// 然后创建必要的目录
+	if err := os.MkdirAll(config.Get().Storage.DataDir, 0755); err != nil {
+		return fmt.Errorf("failed to create data directory: %w", err)
+	}
+
 	// 初始化日志
 	logging.SetupLogging()