2 Commits

Author	SHA1	Message	Date
SpecialX	f1e466a772	fix(infra): resolve NestJS dist build and Prometheus target issues ... NestJS: disable incremental in 6 services tsconfig.json to fix dist not emitted when nest-cli deleteOutDir conflicts with tsc tsbuildinfo. classes/iam: import HealthModule in AppModule to fix /healthz 404. classes: rewrite HealthController to Drizzle getDb from TypeORM DI. teacher-bff: add /metrics endpoint for Prometheus scraping. infra: add node/mysql/redis exporters to observability profile. mysql-exporter v0.15.1 uses command-line flags not DATA_SOURCE_NAME. prometheus: enable web.enable-lifecycle for hot reload.	2026-07-09 15:12:15 +08:00
SpecialX	9850bfcfd1	feat(p4): content analysis service with Neo4j knowledge graph and ClickHouse analytics ... P4 阶段交付物： - services/content: 内容资源服务（NestJS） - textbooks: 教材 CRUD + 知识图谱绑定 - config/neo4j.ts: Neo4j driver 单例 - textbooks.service.ts: MySQL CRUD + Neo4j 知识图谱（createKnowledgeGraph/getPrerequisites） - package.json: 补充 @opentelemetry/sdk-node + exporter-trace-otlp-http - services/data-ana: 数据分析服务（Python FastAPI） - main.py: FastAPI + /healthz + class_performance + student_weakness 骨架 - clickhouse_client.py: ClickHouse 客户端封装 - config.py: 环境变量配置 - packages/shared-proto/proto/content.proto: TextbookService + KnowledgeGraphService 契约 - packages/shared-proto/proto/analytics.proto: AnalyticsService 契约（class_performance/student_weakness）	2026-07-08 01:38:35 +08:00