Backup local changes before resolving remote repository issue

fragment.java

@@ -0,0 +1,13 @@
+package com.openhis;
+
+/**
+ * 示例类 - 引用 OpenHisApplication
+ */
+public class Fragment {
+    
+    public static void main(String[] args) {
+        // 引用 OpenHisApplication
+        Class<?> applicationClass = com.openhis.OpenHisApplication.class;
+        System.out.println("Application class: " + applicationClass.getName());
+    }
+}