diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..fc6fd04
--- /dev/null
+++ b/app/proguard-rules.pro
@@ -0,0 +1,27 @@
+# 保留 ArmCloudApiClient 及其所有公共方法和构造函数
+-keep class com.example.retention.device.ArmCloudApiClient {
+    public <init>();
+    public *;
+}
+
+# 保留 PropertyItem 内部类及其字段、构造函数和 toJson 方法
+-keep class com.example.retention.device.ArmCloudApiClient$PropertyItem {
+    private java.lang.String propertiesName;
+    private java.lang.String propertiesValue;
+    public <init>(java.lang.String, java.lang.String);
+    public org.json.JSONObject toJson();
+}
+
+# 保留枚举类
+-keepclassmembers enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+# 保留使用 @SerializedName 注解的字段
+-keepclassmembers class * {
+    @com.google.gson.annotations.SerializedName <fields>;
+}
+
+# 保留注解信息（根据需要启用）
+# -keepattributes *Annotation*
diff --git a/app/src/main/jniLibs/arm64-v8a/libnative.so b/app/src/main/jniLibs/arm64-v8a/libnative.so
deleted file mode 100644
index 967a418..0000000
Binary files a/app/src/main/jniLibs/arm64-v8a/libnative.so and /dev/null differ