feat(平台): 补齐服务端持久化和AI拆解契约

apps/web/lib/server-data.ts

@@ -0,0 +1,27 @@
+import { api } from './api';
+
+export type ServerDataKey =
+  | 'products-overview'
+  | 'requirements'
+  | 'version-plans'
+  | 'dev-tasks'
+  | 'test-cases'
+  | 'bugs'
+  | 'members'
+  | 'task-categories'
+  | 'task-worklogs'
+  | 'overtime';
+
+interface ServerDataResponse<T> {
+  key: ServerDataKey;
+  value: T | null;
+}
+
+export async function loadServerData<T>(key: ServerDataKey): Promise<T | null> {
+  const res = await api.get<ServerDataResponse<T>>(`/data/${key}`);
+  return res.value;
+}
+
+export async function saveServerData<T>(key: ServerDataKey, value: T): Promise<void> {
+  await api.put(`/data/${key}`, { value });
+}