feat(p5): messaging, push gateway and AI assistant services

P5 阶段交付物:
- services/msg: 消息通知服务(NestJS)
  - notifications: 发送通知 + ES 全文检索 + search
  - config/elasticsearch.ts: ES Client 单例
  - package.json: 补充 @opentelemetry/sdk-node + exporter-trace-otlp-http
- services/push-gateway: WebSocket 推送网关(Go Gin)
  - internal/hub/hub.go: WebSocket 连接池管理(Register/Unregister/SendToUser)
  - internal/ws/handler.go: JWT 鉴权 + WebSocket 升级 + 内部推送 API
- services/ai: AI 辅助服务(Python FastAPI)
  - /chat + /chat/stream(SSE 流式)
  - /generate/question + /optimize/expression
  - config.py: OpenAI 兼容 API 配置
- packages/shared-proto/proto/msg.proto: NotificationService 契约(send/search)
- packages/shared-proto/proto/ai.proto: AiService 契约(含 stream 方法)
This commit is contained in:
SpecialX
2026-07-08 01:39:02 +08:00
parent 9850bfcfd1
commit 7474a92e3b
34 changed files with 1264 additions and 0 deletions

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import { z } from 'zod';
const envSchema = z.object({
PORT: z.string().default('3007'),
DATABASE_URL: z.string().url(),
REDIS_URL: z.string().url().optional(),
JWT_SECRET: z.string(),
JWT_ISSUER: z.string().default('next-edu-cloud'),
KAFKA_BROKERS: z.string().default('localhost:9092'),
ES_URL: z.string().url().default('http://localhost:9200'),
OTEL_EXPORTER_OTLP_ENDPOINT: z.string().url().optional(),
LOG_LEVEL: z.enum(['fatal', 'error', 'warn', 'info', 'debug', 'trace']).default('info'),
NODE_ENV: z.enum(['development', 'production', 'test']).default('development'),
});
export type Env = z.infer<typeof envSchema>;
export function loadEnv(): Env {
const result = envSchema.safeParse(process.env);
if (!result.success) {
console.error('❌ Invalid environment variables:', result.error.flatten().fieldErrors);
throw new Error('Invalid environment configuration');
}
return result.data;
}
export const env = loadEnv();