新增 XSLPrintDot 项目，包含打印服务的核心功能和相关配置。实现打印机查询、打印任务处理、远程转发功能，并支持多平台设备ID获取。优化打印数据准备逻辑，增强系统的可维护性和扩展性，同时更新工作区配置以支持新项目。

XSLPrintDot/i18n.go

@@ -0,0 +1,84 @@
+package main
+
+import (
+	"embed"
+	"encoding/json"
+	"fmt"
+	"strings"
+	"sync"
+)
+
+//go:embed locales/*.json
+var localeFS embed.FS
+
+var (
+	translations map[string]interface{}
+	i18nMu       sync.RWMutex
+)
+
+// LoadLocales loads the locale file based on the language code
+func LoadLocales(lang string) error {
+	i18nMu.Lock()
+	defer i18nMu.Unlock()
+
+	// Map generic codes to file names
+	filename := "locales/en.json"
+	if lang == "zh-CN" || lang == "zh" {
+		filename = "locales/zh.json"
+	}
+
+	content, err := localeFS.ReadFile(filename)
+	if err != nil {
+		// Fallback to en if specific locale fails
+		if filename != "locales/en.json" {
+			content, err = localeFS.ReadFile("locales/en.json")
+			if err != nil {
+				return err
+			}
+		} else {
+			return err
+		}
+	}
+
+	var data map[string]interface{}
+	if err := json.Unmarshal(content, &data); err != nil {
+		return err
+	}
+
+	translations = data
+	return nil
+}
+
+// T translates a key. Nested keys can be accessed with dot notation (e.g., "menu.title")
+func T(key string, args ...interface{}) string {
+	i18nMu.RLock()
+	defer i18nMu.RUnlock()
+
+	if translations == nil {
+		return key
+	}
+
+	keys := strings.Split(key, ".")
+	var val interface{} = translations
+
+	for _, k := range keys {
+		if m, ok := val.(map[string]interface{}); ok {
+			if v, exists := m[k]; exists {
+				val = v
+			} else {
+				return key
+			}
+		} else {
+			return key
+		}
+	}
+
+	if str, ok := val.(string); ok {
+		if len(args) > 0 {
+			return fmt.Sprintf(str, args...)
+		}
+		return str
+	}
+
+	return key
+}