refactor(saas): 架构重构 + 性能优化 — 借鉴 loco-rs 模式
Phase 0: 知识库
- docs/knowledge-base/loco-rs-patterns.md — loco-rs 10 个可借鉴模式研究
Phase 1: 数据层重构
- crates/zclaw-saas/src/models/ — 15 个 FromRow 类型化模型
- Login 3 次查询合并为 1 次 AccountLoginRow 查询
- 所有 service 文件从元组解构迁移到 FromRow 结构体
Phase 2: Worker + Scheduler 系统
- crates/zclaw-saas/src/workers/ — Worker trait + 5 个具体实现
- crates/zclaw-saas/src/scheduler.rs — TOML 声明式调度器
- crates/zclaw-saas/src/tasks/ — CLI 任务系统
Phase 3: 性能修复
- Relay N+1 查询 → 精准 SQL (relay/handlers.rs)
- Config RwLock → AtomicU32 无锁 rate limit (state.rs, middleware.rs)
- SSE std::sync::Mutex → tokio::sync::Mutex (relay/service.rs)
- /auth/refresh 阻塞清理 → Scheduler 定期执行
Phase 4: 多环境配置
- config/saas-{development,production,test}.toml
- ZCLAW_ENV 环境选择 + ZCLAW_SAAS_CONFIG 精确覆盖
- scheduler 配置集成到 TOML
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@@ -58,10 +58,10 @@ pub async fn rate_limit_middleware(
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.get::<AuthContext>()
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.map(|ctx| ctx.account_id.clone())
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.unwrap_or_else(|| "anonymous".to_string());
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let config = state.config.read().await;
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let rate_limit = config.rate_limit.requests_per_minute as usize;
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// 无锁读取 rate limit 配置(避免每个请求获取 RwLock)
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let rate_limit = state.rate_limit_rpm() as usize;
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let key = format!("rate_limit:{}", account_id);
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let now = Instant::now();
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