# 笔临 Wave 5 平台基建 Implementation Plan

> **For agentic workers:** REQUIRED SUB-SKILL: Use superpowers:subagent-driven-development (recommended) or superpowers:executing-plans to implement this plan task-by-task. Steps use checkbox (`- [ ]`) syntax for tracking.

**Goal:** 交付 v2.0.0：撤销堆栈持久化、云同步、崩溃日志、自动更新、扩展 API 骨架、Skill/MCP 占位。

**Architecture:** Schema v11 `undo_stack`；`SyncService` 加密 `.novel-all`；`electron-log` + `electron-updater`；`ExtensionRegistry` stub。

**Tech Stack:** Electron 36、electron-log、electron-updater、Vitest、Playwright

**Spec:** `docs/superpowers/specs/2026-07-08-bilin-master-completion-design.md` §9

**Master Program:** Wave 5/5 → v2.0.0

---

## File Map

| 文件 | 职责 |
|------|------|
| `src/main/db/schema-v11.sql` | undo_stack |
| `src/main/services/undo-stack.service.ts` | 持久化撤销 |
| `src/main/services/sync.service.ts` | 本地/WebDAV 同步 |
| `src/main/services/log.service.ts` | electron-log |
| `src/main/services/update.service.ts` | electron-updater |
| `src/main/services/extension-registry.ts` | 扩展注册表 stub |
| `src/shared/extension-api.ts` | BilinExtension 类型 |
| `src/renderer/components/settings/SyncSettingsTab.tsx` | 备份与同步 |
| `e2e/timeline.spec.ts` | E2E-TL-01~03 |

---

## Task 1: Schema v11 + 撤销堆栈

- [x] **Step 1:** schema-v11 + migrate v11
- [x] **Step 2:** UndoStackRepository + Service + IPC
- [x] **Step 3:** TipTap 防抖持久化 + 跨会话 Ctrl+Z
- [x] **Step 4:** E2E-UNDO-01

---

## Task 2: 云同步

- [x] **Step 1:** sync-crypto AES-256-GCM
- [x] **Step 2:** SyncService local-folder + WebDAV
- [x] **Step 3:** SyncSettingsTab + 冲突模态
- [x] **Step 4:** IT-SYNC-01 + E2E-SYNC-01

---

## Task 3: 日志与崩溃报告

- [x] **Step 1:** LogService + 启动检测
- [x] **Step 2:** 发送报告 stub + UT-LOG-01

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## Task 4: 自动更新

- [x] **Step 1:** UpdateService + IPC 事件
- [x] **Step 2:** 顶栏更新提示（BILIN_E2E 禁用 / BILIN_MOCK_UPDATE mock）
- [x] **Step 3:** IT-UPDATE-01 + E2E-UPDATE-02

---

## Task 5: 扩展 API + Skill/MCP

- [x] **Step 1:** extension-api.ts + registry stub
- [x] **Step 2:** docs/extensions/README.md
- [x] **Step 3:** ExtensionsSettingsTab + AI Skill/MCP 占位

---

## Task 6: i18n + v2.0.0

- [x] **Step 1:** app.getLocale 首次语言
- [x] **Step 2:** 全量 test + E2E
- [x] **Step 3:** 版本 **v2.0.0**