feat: add src/main/java/demo/Defect.java

src/main/java/demo/Defect.java

@@ -0,0 +1,9 @@
+package demo;
+
+/**
+ * @author xingchen
+ * @description 设备缺陷及处置状态
+ * @create 2026-09-25 10:02
+ */
+public record Defect(String code, boolean critical, boolean closed) {
+}