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Alfred/docs/development/architecture.md
lanyuanxiaoyao b1dec691e9 refactor(web): 前端目录重构 — consoles/pages → layouts/features + shared
- consoles/admin/ → layouts/admin-layout/
- consoles/workbench/ → layouts/workbench-layout/ + features/chat/
- pages/ → features/ (dashboard, models, projects, not-found)
- components/ → shared/components/
- hooks/ → shared/hooks/
- utils/ → shared/utils/
- 更新所有 import 路径 (src/web/ + tests/web/)
- 更新开发文档 (README.md, frontend.md, architecture.md)
2026-06-02 23:17:28 +08:00

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# 架构与边界
## 启动流程
```text
dev.ts / main.ts
-> parseRuntimeArgs(cli args) — 必须指定 config.yaml
-> bootstrap({ configPath, mode })
-> loadServerConfig(configPath) — 加载并校验配置config.ts
-> createRuntimeLogger(config.logging) — 创建 Logger 实例
-> mkdirSync(dataDir)
-> 加载 migrations生产嵌入 bytes开发磁盘 drizzle/
-> createDatabase(dataDir)
-> runMigrations(db, migrations) — pending 时先备份 DB
-> startServer({ config, logger, db })
-> SIGINT/SIGTERM -> db.close() -> logger.flush() -> exit
```
## HTTP 请求流程
```text
Request -> Bun.serve routes 声明式匹配 -> routes/*.ts handler -> helpers/ 响应格式化 -> Response
```
- 生产模式:非 API 路径由 fetch fallback 处理,有扩展名返回静态资源或 404无扩展名返回 SPA index.html。
- 开发模式Vite proxy 将 /api 转发到 Bun。
## 前后端边界
- 前端只通过 HTTP /api/\* 调用后端。
- 共享类型在 `src/shared/`
- 前端禁止 import `src/server/` 运行时实现;后端禁止依赖 `src/web/` 运行时代码HTML import 集成除外)。
## 主要模块
| 模块 | 职责 |
| ------------------------- | -------------------------------------------------------- |
| `src/server/bootstrap.ts` | 统一启动引导、DB 初始化、shutdown 编排 |
| `src/server/config.ts` | 配置加载入口YAML 解析、规范化、契约校验、运行时校验 |
| `src/server/config/` | 配置子系统types、variables、issues、normalizer、schema |
| `src/server/logger.ts` | Logger 接口 + Pino 实现 + 测试替身 |
| `src/server/server.ts` | Bun HTTP server + routes 注册 |
| `src/server/routes/` | API handler按资源端点拆分 |
| `src/server/db/` | SQLite 连接、schema、migration、data access |
| `src/server/ai/` | AI Provider Registry + Agent + 工具 |
| `src/server/helpers/` | 响应格式化、URL 工具 |
| `src/server/middleware/` | 参数校验 + 错误处理 |
| `src/web/layouts/` | 前端布局组件AdminLayout / WorkbenchLayout |
| `src/web/features/` | 前端功能模块dashboard / projects / models / chat |
| `src/web/shared/` | 前端共享代码components / hooks / utils |
| `src/shared/api.ts` | 前后端共享 API 类型 |
| `src/shared/app.ts` | 应用全局常量 |
## 路由分组
| 资源 | 路径前缀 | 文件目录 |
| --------- | ----------------------------------------------- | ------------------- |
| meta | `/api/meta` | `routes/meta.ts` |
| providers | `/api/providers` | `routes/providers/` |
| models | `/api/models` | `routes/models/` |
| projects | `/api/projects` | `routes/projects/` |
| chat | `/api/projects/:id/conversations``:id/chat` | `routes/chat/` |
## 更新触发条件
修改项目结构、启动流程、HTTP 请求流程、前后端边界或主要模块职责时,必须更新本文档。