feat: 初步完成GUI界面添加

utils/folder/folder.go

@@ -0,0 +1,20 @@
+package folder
+
+/*
+#cgo windows LDFLAGS: -lole32 -luuid
+
+#include "windows_dialog.h"
+*/
+import "C"
+
+// OpenFolderDialog 调用Windows原生文件夹选择对话框
+// 返回选择的文件夹路径，如果用户取消选择则返回空字符串
+func OpenFolderDialog() string {
+	cPath := C.OpenFolderDialog()
+	if cPath == nil {
+		return ""
+	}
+	defer C.FreeMemory(cPath)
+
+	return C.GoString(cPath)
+}