```

feat: 添加拍药盒功能和语音直达入口

- 实现拍药盒扫描流程，支持本地OCR识别药品信息
- 在日记页面添加拍药盒和记症状的三选一入口
- 优化按钮点击区域，确保符合苹果HIG最小命中区标准
- 添加用药记录到时间线的独立分类显示
- 实现长按+号语音直达功能，支持语音意图分类跳转
- 更新项目配置文件，启用代码分析和死代码剥离选项
- 增加多项本地化字符串支持新功能
```

康康/Services/VoiceIntentService.swift

@@ -0,0 +1,96 @@
+import Foundation
+
+/// 「长按 + 语音直达」可路由到的新建入口。rawValue 与 IntentPrompts 的分类 token 一致。
+enum VoiceIntent: String, CaseIterable, Sendable {
+    case diary, medication, symptom, indicator, archive, export, reminder
+}
+
+/// 语音意图分类服务:LLM(MNN/SME2 主链路)优先,6 秒超时或失败回退到关键词匹配(§3.2)。
+/// 两路都不中返回 nil,UI 走「没听懂 → 再说一次 / 打开新建菜单」。
+/// 无状态,与 OCRService 同款 enum 形态;UI 不直接碰 AIRuntime(§3.1)。
+/// nonisolated:模块默认 MainActor,这里全是纯函数 + await,不需要主线程(测试也好调)。
+nonisolated enum VoiceIntentService {
+
+    static func classify(_ utterance: String) async -> VoiceIntent? {
+        let text = utterance.trimmingCharacters(in: .whitespacesAndNewlines)
+        guard !text.isEmpty else { return nil }
+        // 模型冷启动可能要载入十几秒,语音直达等不起:6s 拿不到就走关键词。
+        if let intent = try? await withTimeout(seconds: 6, operation: {
+            try await classifyWithLLM(text)
+        }) {
+            return intent
+        }
+        return keywordMatch(text)
+    }
+
+    // MARK: - LLM 分类
+
+    private static func classifyWithLLM(_ text: String) async throws -> VoiceIntent {
+        try await AIRuntime.shared.prepare()
+        let stream = await AIRuntime.shared.generate(prompt: IntentPrompts.classify(text),
+                                                     maxTokens: 48)
+        var collected = ""
+        for try await chunk in stream {
+            collected += chunk.text
+        }
+        guard let intent = parseIntent(from: collected) else {
+            throw CaptureError.parseFailed("intent")
+        }
+        return intent
+    }
+
+    /// 从模型输出抠 `{"intent":"…"}`。容错:think 块、围栏、裸词。"unknown"/未知值返回 nil。
+    static func parseIntent(from raw: String) -> VoiceIntent? {
+        let cleaned = CaptureService.stripThink(raw)
+        let jsonString = CaptureService.repairJSON(CaptureService.extractBalancedJSON(from: cleaned))
+        if let data = jsonString.data(using: .utf8),
+           let obj = try? JSONSerialization.jsonObject(with: data) as? [String: Any],
+           let token = obj["intent"] as? String {
+            return VoiceIntent(rawValue: token.trimmingCharacters(in: .whitespaces).lowercased())
+        }
+        // 兜底:模型偶尔只吐裸词(diary / symptom …)
+        let bare = cleaned.trimmingCharacters(in: .whitespacesAndNewlines)
+            .trimmingCharacters(in: CharacterSet(charactersIn: "\"'`。."))
+            .lowercased()
+        return VoiceIntent(rawValue: bare)
+    }
+
+    // MARK: - 关键词回退(纯函数,单测覆盖)
+
+    /// 规则有序:先命中先赢。「提醒我吃药」必须归 reminder,所以 reminder 排最前。
+    static func keywordMatch(_ text: String) -> VoiceIntent? {
+        let t = text.lowercased()
+        let rules: [(VoiceIntent, [String])] = [
+            (.reminder,   ["提醒", "别忘", "闹钟"]),
+            (.medication, ["药盒", "用药", "吃药", "吃了药", "服药", "药品", "降压药", "胰岛素"]),
+            (.archive,    ["报告", "化验单", "体检", "归档"]),
+            (.export,     ["身体档案", "给医生", "健康总结", "导出"]),
+            (.indicator,  ["血压", "血糖", "体重", "心率", "体温", "尿酸", "血脂", "指标",
+                           "高压", "低压"]),
+            (.symptom,    ["症状", "头疼", "头痛", "肚子疼", "胃疼", "牙疼", "嗓子疼", "疼", "痛",
+                           "咳嗽", "发烧", "发热", "头晕", "恶心", "不舒服", "难受", "拉肚子", "失眠"]),
+            (.diary,      ["日记", "今天", "心情", "感觉", "睡得", "吃了"]),
+        ]
+        for (intent, keys) in rules where keys.contains(where: { t.contains($0) }) {
+            return intent
+        }
+        return nil
+    }
+}
+
+/// 简单超时竞速:operation 与 sleep 赛跑,超时抛 CancellationError 并取消未完成方。
+nonisolated private func withTimeout<T: Sendable>(
+    seconds: Double,
+    operation: @escaping @Sendable () async throws -> T
+) async throws -> T {
+    try await withThrowingTaskGroup(of: T.self) { group in
+        group.addTask { try await operation() }
+        group.addTask {
+            try await Task.sleep(nanoseconds: UInt64(seconds * 1_000_000_000))
+            throw CancellationError()
+        }
+        guard let result = try await group.next() else { throw CancellationError() }
+        group.cancelAll()
+        return result
+    }
+}