FastAPI Production

100 lessons across 6 modules: FastAPI basics, Pydantic v2 validation, auth & security, async + background tasks + WebSockets, production deployment, and real-world patterns (rate limiting, caching, RLS multi-tenancy, OpenTelemetry, feature flags, blue/green vs canary).

Tip: click any lesson to revisit it. After your first attempt, the “Show example” button reveals the full solution.