diff --git a/.gitignore b/.gitignore
index e55fe75..313fbde 100644
--- a/.gitignore
+++ b/.gitignore
@@ -50,6 +50,7 @@ mosquitto/data/
 mosquitto/log/
 hls_streams/
 hls_streams/live
+*.db
 
 # 特例列表
 !rknn_sdk/librknn_api/aarch64/*.so
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a4dc827..5dd4d0f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -75,7 +75,7 @@ target_include_directories(edge_proxy_lib PUBLIC
     /usr/include/opencv4  
     ${CMAKE_CURRENT_SOURCE_DIR}/src
     ${GST_INCLUDE_DIRS}
-    /usr/include/rga                 # 编译器会在这里面找 rga.h 和 im2d.h
+    /usr/include/rga                 
 )
 
 target_link_libraries(edge_proxy_lib PRIVATE
diff --git a/config/edge_data_cache.db b/config/edge_data_cache.db
deleted file mode 100644
index 0090570..0000000
Binary files a/config/edge_data_cache.db and /dev/null differ
diff --git a/config/edge_proxy_data.db b/config/edge_proxy_data.db
deleted file mode 100644
index 95299f6..0000000
Binary files a/config/edge_proxy_data.db and /dev/null differ
diff --git a/src/alarm/alarm_service.cc b/src/alarm/alarm_service.cc
index 8538d05..d61f6f0 100644
--- a/src/alarm/alarm_service.cc
+++ b/src/alarm/alarm_service.cc
@@ -1,16 +1,16 @@
 // alarm/alarm_service.cpp
 #include "alarm_service.h"
+#include "dataStorage/data_storage.h"
 
 #include <chrono>
 #include <fstream>
 
 AlarmService::AlarmService(boost::asio::io_context& io,
                            PiperTTSInterface& tts_service,
-                           MqttClient& mqtt_client, DataStorage& data_storage)
+                           MqttClient& mqtt_client)
     : m_io_context(io),
       m_tts_service(tts_service),
       m_mqtt_client(mqtt_client),
-      m_data_storage(data_storage),
       m_tts_running(true) {
   m_tts_thread = std::thread(&AlarmService::tts_worker, this);
   spdlog::info("AlarmService created and TTS worker thread started.");
@@ -278,7 +278,7 @@ void AlarmService::trigger_alarm_action(AlarmRule& rule, double value,
   m_mqtt_client.publish(topic, AlarmEvent::toJson(event).dump(), 1, false);
 
   // 3. 写入数据库
-  if (!m_data_storage.storeAlarmEvent(event)) {
+  if (!DataStorage::getInstance().storeAlarmEvent(event)) {
     spdlog::error("Failed to store ACTIVE alarm event for rule: {}",
                   rule.rule_id);
   }
@@ -316,7 +316,7 @@ void AlarmService::clear_alarm(AlarmRule& rule, double value,
   m_mqtt_client.publish(topic, AlarmEvent::toJson(event).dump(), 1, false);
 
   // 3. 写入数据库
-  if (!m_data_storage.storeAlarmEvent(event)) {
+  if (!DataStorage::getInstance().storeAlarmEvent(event)) {
     spdlog::error("Failed to store CLEARED alarm event for rule: {}",
                   rule.rule_id);
   }
@@ -362,7 +362,7 @@ void AlarmService::schedule_tts(const std::string& text) {
 }
 
 nlohmann::json AlarmService::getActiveAlarmsJson() {
-  auto alarms = m_data_storage.getActiveAlarms();
+  auto alarms = DataStorage::getInstance().getActiveAlarms();
   json j_alarms = json::array();
   for (const auto& alarm : alarms) {
     j_alarms.push_back(AlarmEvent::toJson(alarm));
@@ -371,7 +371,7 @@ nlohmann::json AlarmService::getActiveAlarmsJson() {
 }
 
 nlohmann::json AlarmService::getAlarmHistoryJson(int limit) {
-  auto alarms = m_data_storage.getAlarmHistory(limit);
+  auto alarms = DataStorage::getInstance().getAlarmHistory(limit);
   json j_alarms = json::array();
   for (const auto& alarm : alarms) {
     j_alarms.push_back(AlarmEvent::toJson(alarm));
diff --git a/src/alarm/alarm_service.h b/src/alarm/alarm_service.h
index 8a0f40c..4e37f65 100644
--- a/src/alarm/alarm_service.h
+++ b/src/alarm/alarm_service.h
@@ -13,17 +13,16 @@
 
 #include "alarm_defs.h"
 #include "alarm_event.h"
-#include "dataStorage/data_storage.h"
 #include "mqtt/mqtt_client.h"
 #include "spdlog/spdlog.h"
-#include "tts/piper_tts_interface.h"  // 你的 TTS 接口
+#include "tts/piper_tts_interface.h"  
 
 using json = nlohmann::json;
 
 class AlarmService {
  public:
   AlarmService(boost::asio::io_context& io, PiperTTSInterface& tts_service,
-               MqttClient& mqtt_client, DataStorage& data_storage);
+               MqttClient& mqtt_client);
 
   ~AlarmService();
 
@@ -59,13 +58,12 @@ class AlarmService {
   boost::asio::io_context& m_io_context;
   PiperTTSInterface& m_tts_service;
   MqttClient& m_mqtt_client;
-  DataStorage& m_data_storage;
 
   std::vector<AlarmRule> m_rules;
   std::map<std::string, AlarmState> m_alarm_states;
 
-  std::string m_rules_config_path;  // <--- 新增：存储配置文件路径
-  std::mutex m_rules_mutex;         // <--- 新增：保护 m_rules 和 m_alarm_states
+  std::string m_rules_config_path;  
+  std::mutex m_rules_mutex;         
 
   // TTS 播报队列
   std::mutex m_tts_queue_mutex;
diff --git a/src/main.cpp b/src/main.cpp
index 0ebb105..bcc97cd 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -116,8 +116,7 @@ int main(int argc, char* argv[]) {
     PiperTTSInterface tts_service(config.getPiperExecutablePath(),
                                   config.getPiperModelPath());
 
-    AlarmService alarm_service(g_io_context, tts_service, mqtt_client,
-                               data_storage);
+    AlarmService alarm_service(g_io_context, tts_service, mqtt_client);
 
     if (!alarm_service.load_rules(config.getAlarmRulesPath())) {
       spdlog::error("Failed to load alarm rules. Alarms may be disabled.");