feat(hrv): 添加心率变异性监控和压力评估功能

- 新增 HRV 监听服务，实时监控心率变异性数据
- 实现 HRV 到压力指数的转换算法和压力等级评估
- 添加智能通知服务，在压力偏高时推送健康建议
- 优化日志系统，修复日志丢失问题并增强刷新机制
- 改进个人页面下拉刷新，支持并行数据加载
- 优化勋章数据缓存策略，减少不必要的网络请求
- 重构应用初始化流程，优化权限服务和健康监听服务的启动顺序
- 移除冗余日志输出，提升应用性能

ios/OutLive/HealthKitManager.m

@@ -97,4 +97,11 @@ RCT_EXTERN_METHOD(startSleepObserver:(RCTPromiseResolveBlock)resolver
 RCT_EXTERN_METHOD(stopSleepObserver:(RCTPromiseResolveBlock)resolver
                   rejecter:(RCTPromiseRejectBlock)rejecter)
 
+// HRV Observer Methods
+RCT_EXTERN_METHOD(startHRVObserver:(RCTPromiseResolveBlock)resolver
+                  rejecter:(RCTPromiseRejectBlock)rejecter)
+
+RCT_EXTERN_METHOD(stopHRVObserver:(RCTPromiseResolveBlock)resolver
+                  rejecter:(RCTPromiseRejectBlock)rejecter)
+
 @end

ios/OutLive/HealthKitManager.swift

@@ -1704,6 +1704,7 @@ class HealthKitManager: RCTEventEmitter {
 
 private var workoutObserverQuery: HKObserverQuery?
 private var sleepObserverQuery: HKObserverQuery?
+private var hrvObserverQuery: HKObserverQuery?
 
 @objc
 func startWorkoutObserver(
@@ -1861,10 +1862,81 @@ private func sendSleepUpdateEvent() {
   ])
 }
 
+// MARK: - HRV Observer Methods
+
+@objc
+func startHRVObserver(
+  _ resolver: @escaping RCTPromiseResolveBlock,
+  rejecter: @escaping RCTPromiseRejectBlock
+) {
+  guard HKHealthStore.isHealthDataAvailable() else {
+    rejecter("HEALTHKIT_NOT_AVAILABLE", "HealthKit is not available on this device", nil)
+    return
+  }
+
+  if let existingQuery = hrvObserverQuery {
+    healthStore.stop(existingQuery)
+    hrvObserverQuery = nil
+  }
+
+  let hrvType = ReadTypes.heartRateVariability
+  hrvObserverQuery = HKObserverQuery(sampleType: hrvType, predicate: nil) { [weak self] (_, completionHandler, error) in
+    if let error = error {
+      print("HRV observer error: \(error.localizedDescription)")
+      completionHandler()
+      return
+    }
+
+    print("HRV data updated, sending event to React Native")
+    self?.sendHRVUpdateEvent()
+    completionHandler()
+  }
+
+  healthStore.enableBackgroundDelivery(for: hrvType, frequency: .immediate) { success, error in
+    if let error = error {
+      print("Failed to enable background delivery for HRV: \(error.localizedDescription)")
+    } else if success {
+      print("Background delivery for HRV enabled successfully")
+    }
+  }
+
+  if let query = hrvObserverQuery {
+    healthStore.execute(query)
+  }
+
+  resolver(["success": true])
+}
+
+@objc
+func stopHRVObserver(
+  _ resolver: @escaping RCTPromiseResolveBlock,
+  rejecter: @escaping RCTPromiseRejectBlock
+) {
+  if let query = hrvObserverQuery {
+    healthStore.stop(query)
+    hrvObserverQuery = nil
+
+    healthStore.disableBackgroundDelivery(for: ReadTypes.heartRateVariability) { success, error in
+      if let error = error {
+        print("Failed to disable background delivery for HRV: \(error.localizedDescription)")
+      }
+    }
+  }
+
+  resolver(["success": true])
+}
+
+private func sendHRVUpdateEvent() {
+  sendEvent(withName: "hrvUpdate", body: [
+    "timestamp": Date().timeIntervalSince1970,
+    "type": "hrv_data_updated"
+  ])
+}
+
 // MARK: - RCTEventEmitter Overrides
 
 override func supportedEvents() -> [String]! {
-  return ["workoutUpdate", "sleepUpdate"]
+  return ["workoutUpdate", "sleepUpdate", "hrvUpdate"]
 }
 
 override static func requiresMainQueueSetup() -> Bool {