Polling, Server-Sent Events (SSE) & WebSockets

Status: Planned in curriculum roadmap (phase2-networking-and-concurrency/01-network-protocols/04-realtime-sse-and-websockets). Complete earlier phases first, or use the backend-course-author skill to expand this lesson.

At a glance

• Master the production mechanics of Polling, Server-Sent Events (SSE) & WebSockets.
• Diagnose and repair common AI-generated anti-patterns in this domain.
• Apply these patterns directly to the PulseForge capstone project.