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/ObjectTree.render.test.tsx

@@ -0,0 +1,36 @@
+import { afterEach, expect, it } from "vitest";
+import { renderToStaticMarkup } from "react-dom/server";
+import { ObjectTree } from "./ObjectTree";
+import { useWorkspaceStore } from "./store";
+
+const initial = useWorkspaceStore.getState();
+const serverState = useWorkspaceStore.getInitialState();
+const initialServer = {
+  connections: serverState.connections,
+  activeConnectionId: serverState.activeConnectionId,
+  tree: serverState.tree,
+  treeLoading: serverState.treeLoading,
+  sidebarFilter: serverState.sidebarFilter,
+};
+
+afterEach(() => {
+  Object.assign(serverState, initialServer);
+  useWorkspaceStore.setState(initial, true);
+});
+
+it("展开 Redis DB 时渲染 Key，而不是把 JSX 内的源码当文字展示", () => {
+  const state = {
+    connections: [{ id: "redis-local", name: "Redis 连接", driver: "redis", host: "127.0.0.1", port: 6379, user: "", password: "", database: "0" }],
+    activeConnectionId: "redis-local",
+    tree: [{ name: "0", kind: "database", loaded: true, children: [{ name: "USER:1", kind: "key", type: "string", ttl: -1 }] }],
+    treeLoading: false,
+    sidebarFilter: "",
+  } as const;
+  Object.assign(serverState, state);
+
+  const html = renderToStaticMarkup(<ObjectTree />);
+  expect(html).toContain("USER:1");
+  expect(html).toContain("搜索 DB0 的 Key");
+  expect(html).not.toContain("renderRedisNodes(");
+  expect(html).not.toContain("服务端已按 pattern SCAN");
+});