fix(audit): 修复深度审计 P1/P2 问题 — 记忆统一、持久化、前端适配

H3: 重写 memory_commands.rs 统一到 VikingStorage 单一存储，移除双写
H4: 心跳引擎 record_interaction() 持久化到 VikingStorage，启动时恢复
M4: 反思结果/状态持久化到 VikingStorage metadata，重启后自动恢复
- HandApprovalModal import 修正 (handStore 替代 gatewayStore)
- kernel-client.ts 幽灵调用替换为 kernel_status
- PersistentMemoryStore dead_code warnings 清理
- 审计报告和 README 更新至 v0.6.3，完成度 58%→62%

desktop/src/components/HandApprovalModal.tsx

@@ -22,7 +22,7 @@ import {
   Zap,
   Info,
 } from 'lucide-react';
-import type { HandRun } from '../store/gatewayStore';
+import type { HandRun } from '../store/handStore';
 import { HAND_DEFINITIONS, type HandId } from '../types/hands';
 
 // === Types ===

desktop/src/lib/kernel-client.ts

@@ -160,9 +160,9 @@ export async function probeTauriAvailability(): Promise<boolean> {
 
   // Try to actually invoke a simple command to verify Tauri is working
   try {
-    // Use a minimal invoke to test - we just check if invoke works
-    await invoke('plugin:tinker|ping');
-    log.debug('probeTauriAvailability: Tauri plugin ping succeeded');
+    // Use kernel_status as a lightweight health check
+    await invoke('kernel_status');
+    log.debug('probeTauriAvailability: kernel_status succeeded');
     _tauriAvailable = true;
     return true;
   } catch {