支持embed的文件

example/main.go

@@ -1,12 +1,32 @@
 package main
 
 import (
+	"embed"
 	"fmt"
 
 	"github.com/yuninks/langx"
 )
 
+//go:embed lang
+var assetsFs embed.FS
+
 func main() {
+	demoEmbed()
+}
+
+func demoEmbed() {
+	err := langx.RegisterEmbed(assetsFs)
+	fmt.Println(err)
+
+	code, msg := langx.GetTransFormat("zh", "success", map[string]string{})
+	fmt.Println(code, msg)
+	code, msg = langx.GetTransFormat("en", "error", map[string]string{
+		"msg": "这是失败的原因",
+	})
+	fmt.Println(code, msg)
+}
+
+func demo1() {
 	langx.RegisterDir("./lang")
 
 	code, msg := langx.GetTransFormat("zh", "success", map[string]string{})