riotpiao.com/tasks/2.5-api-stream.md

2.5 — GET /api/stream (mock, GREEN)

Phase: 2 — Topology (Surface B) Stage: GREEN

• GET /api/stream — SSE, topology event type, keepalive comment frame every 30s

Done — implemented in app/api/stream/route.ts. Emits a synthetic random-namespace delta every 5s plus a keepalive comment every 30s. Mock only: no session cookie, no 2-concurrent/IP cap, no Last-Event-ID resume, no real informer. See REQUIREMENTS.md.

Verify

curl -N http://localhost:3000/api/stream