同步完整源码至远程：扁平化重构现状 + 未入库源文件

- 补入库：server/internal/db/dump.go、redis 分页/扫描预算测试、opsxdb-mcp main_test、
  packages/opsxdb-mcp package-lock、docs 审计与对比文档等 37 个新文件
- 含结构扁平化进行中的 80 处修改与 155 处旧结构删除（server/ src/ src-tauri/ 为当前有效源）
- 构建产物（bin/target/dist）与签名私钥仍按规则排除

src/api.ts

@@ -838,17 +838,32 @@ export async function getAiConfig(signal?: AbortSignal) {
 }
 
 
-/** 桌面连接双写到 ~/.opsxdb/connections.json，供 MCP 进程读取（P0）。失败不抛，避免挡保存。 */
-export async function syncConnectionsToDisk(connections: SavedConnection[]): Promise<void> {
-  try {
-    await fetch(`${API}/api/db/connections-store`, {
-      method: "PUT",
-      headers: { "Content-Type": "application/json", ...authHeaders() },
-      body: JSON.stringify({ connections }),
-    });
-  } catch {
-    /* 后端未起时忽略 */
-  }
+let connectionSyncQueue: Promise<void> = Promise.resolve();
+
+/** 按顺序同步桌面连接；Agent 必须等待成功，避免旧快照覆盖最新连接。 */
+export function syncConnectionsToDisk(connections: SavedConnection[]): Promise<void> {
+  const body = JSON.stringify({ connections });
+  const sync = connectionSyncQueue.catch(() => {}).then(async () => {
+    const controller = new AbortController();
+    const timer = setTimeout(() => controller.abort(), 10000);
+    try {
+      const res = await fetch(`${API}/api/db/connections-store`, {
+        method: "PUT",
+        headers: { "Content-Type": "application/json", ...authHeaders() },
+        body,
+        signal: controller.signal,
+      });
+      if (!res.ok) throw new Error(`本机服务返回 ${res.status}`);
+      const result = await res.json();
+      if (result?.ok !== true) throw new Error("本机服务未确认连接已保存");
+    } catch (e) {
+      throw new Error(`连接同步失败，Agent 尚未执行任务：${controller.signal.aborted ? "本机服务响应超时" : e instanceof Error ? e.message : String(e)}`);
+    } finally {
+      clearTimeout(timer);
+    }
+  });
+  connectionSyncQueue = sync;
+  return sync;
 }
 
 export async function loadConnectionsFromDisk(): Promise<SavedConnection[] | null> {
@@ -914,7 +929,9 @@ export async function driverStatus() {
   const res = await fetch(`${API}/api/drivers/status`);
   const data = await res.json().catch(() => ({}));
   if (!res.ok) throw new Error((data as { error?: string }).error || res.statusText);
-  return (data as { drivers: DriverStatusItem[] }).drivers;
+  const drivers = (data as { drivers?: DriverStatusItem[] }).drivers;
+  if (!Array.isArray(drivers)) throw new Error("本机服务未提供驱动状态，请重启桌面应用后重试");
+  return drivers;
 }
 
 export async function driverInstall(driver: string) {