2229309a1e
add complete parent-bff implementation including: - GraphQL endpoint with depth/cost validation - ChildGuard越权校验 with redis cache and singleflight - parallel orchestration with partial failure fallback - three-level cache fallback strategy (Redis + LRU + downstream) - Kafka consumer for cache invalidation and notification push - opossum circuit breaker for downstream services - Prometheus metrics and SLO alerts - Helm chart for k8s deployment with multi-environment configs - Grafana dashboard for observability - complete unit and integration tests
Next Edu Cloud
基于 DDD + EDA + CQRS 的企业级微服务架构教育云平台。
技术栈
- 网关层: Go (Gin)
- 业务服务: TypeScript (NestJS)
- 分析/AI: Python (FastAPI)
- 前端: React (Next.js + Module Federation)
- 存储: MySQL / Redis / ClickHouse / Neo4j / Elasticsearch
- 事件总线: Kafka + Debezium CDC
- 契约: protobuf + buf
快速开始
# 1. 安装依赖
pnpm install
# 2. 启动最小基础设施（MySQL + Redis）
docker compose -f infra/docker-compose.minimal.yml up -d
# 3. 复制环境变量
cp .env.example .env
# 4. 运行 arch.db 扫描
pnpm run arch:scan
# 5. 启动服务
pnpm dev
文档
开发阶段
- P1 地基 (M1-M3): 仓库骨架 + 基础设施 + classes 黄金模板
- P2 身份 (M4-M6): IAM 服务 + Teacher BFF + 微前端骨架
- P3 核心教学 (M7-M10): CoreEdu + Outbox + 考试/作业/成绩
- P4 内容分析 (M11-M13): Content + DataAna + CDC
- P5 沟通AI (M14-M16): Msg + Push + AI + ES
- P6 硬化 (M17-M18): Service Mesh + 生产硬化