public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) {
final PsiElement element = descriptor.getPsiElement();
assert element instanceof XmlTag;
final XmlTag parentTag = ((XmlTag)element).getParentTag();
final PsiElement debugTag = parentTag.addAfter(element.copy(), element);
assert debugTag instanceof XmlTag;
appendValue((XmlTag)element, "release");
appendValue((XmlTag)debugTag, "debug");