FastAPI Cheatsheet 11 — Docker, Kubernetes, and Deploy
Cheatsheet: Dockerfile (multi-stage, distroless), Uvicorn flags, K8s deployment, probes, HPA, lifespan, graceful shutdown.
FastAPI
FastAPI Textbook Ch. 11 — Observability: Logging, Tracing, and Metrics
Production observability: structlog with contextvars, OTEL tracing, Prometheus metrics, log/trace correlation, and the patterns that pay back.
FastAPI Cheatsheet 12 — Middleware Patterns
Cheatsheet: CORS, GZip, sessions, request ID, timing, body inspection, custom ASGI middleware, ordering rules.
FastAPI Textbook Ch. 12 — Deployment, Scaling, and Production
Production FastAPI: Uvicorn / Hypercorn / Granian, Dockerfile, K8s deployment, HPA, graceful shutdown, and the operational checklist.
FastAPI Cheatsheet 13 — OpenAPI, Swagger UI, and Schema Tweaks
Cheatsheet: customize OpenAPI title/description, exclude routes, tag groups, custom servers, JS clients.
Pydantic Cheatsheet 14 — FastAPI Patterns
Cheatsheet: Read/Create/Update model trio, PATCH partial updates, Pagination class, filter from class.
FastAPI Cheatsheet 14 — Settings, Config, and Environments
Cheatsheet: BaseSettings, env_file, secrets directory, lru_cache, CLI integration, multi-env config.
FastAPI Cheatsheet 15 — Common Errors and How to Fix Them
Cheatsheet: 422 patterns, deps not resolving, async/sync mismatch, CORS, OpenAPI weirdness, and quick fixes.
FastAPI Cheatsheet 16 — Pagination Patterns
Cheatsheet: offset/limit, keyset, opaque cursor encoding, total counts, generic Page[T] response model.
FastAPI Cheatsheet 17 — Caching: HTTP, Redis, fastapi-cache
Cheatsheet: ETag, Cache-Control, Redis cache, fastapi-cache, conditional GET, invalidation.