feat(config): 添加 JSON/TOML 配置读取与 YAML/JSON/TOML 导出功能, 优化部分内部代码结构, 更新 Makefile：添加 Zig 外链检测、可选 UPX 压缩、构建流程优化

internal/net/nic.go

@@ -10,16 +10,8 @@ import (
 	"golang.org/x/sys/windows"
 )
 
-type NetIfWrap struct {
-	net.Interface
-}
-
-func (n NetIfWrap) GetName() string {
-	return n.Interface.Name
-}
-
 // 选择网卡
-func ChooseNic(nics []NetIfWrap, message string) (NetIfWrap, error) {
+func ChooseNic(nics []net.Interface, message string) (net.Interface, error) {
 	var names []string
 	for _, nic := range nics {
 		names = append(names, nic.Name)
@@ -30,18 +22,18 @@ func ChooseNic(nics []NetIfWrap, message string) (NetIfWrap, error) {
 		Options: names,
 	}, &choice)
 	if err != nil {
-		return NetIfWrap{}, err
+		return net.Interface{}, err
 	}
 	for _, nic := range nics {
 		if nic.Name == choice {
 			return nic, nil
 		}
 	}
-	return NetIfWrap{}, fmt.Errorf("未找到网卡: %s", choice)
+	return net.Interface{}, fmt.Errorf("未找到网卡: %s", choice)
 }
 
 // 设置静态IP
-func SetStaticIP(nic NetIfWrap, addr, mask, gateway string) error {
+func SetStaticIP(nic net.Interface, addr, mask, gateway string) error {
 	cmd := exec.Command("netsh", "interface", "ip", "set", "address",
 		fmt.Sprintf("name=%s", nic.Name),
 		"static", addr, mask, gateway)
@@ -53,7 +45,7 @@ func SetStaticIP(nic NetIfWrap, addr, mask, gateway string) error {
 }
 
 // 设置 DHCP
-func SetDHCP(nic NetIfWrap) error {
+func SetDHCP(nic net.Interface) error {
 	cmd := exec.Command("netsh", "interface", "ip", "set", "address",
 		fmt.Sprintf("name=%s", nic.Name), "dhcp")
 	out, err := cmd.CombinedOutput()