Build a Python API in 3 Minutes (FastAPI, Docker, Postgres)

Build a production-ready backend in under 3 minutes using FastAPI, PostgreSQL, and Docker. This concise tutorial covers the modern Python stack, including SQLAlchemy 2.0, Pydantic V2, and Docker layer caching for lightning-fast builds. Source Code: https://github.com/RunTheCode-yt/Fast... Tech Stack & Features Covered: FastAPI: Dependency injection for safe and automatic database session management. SQLAlchemy 2.0: Modern Mapped typing and secure UUID primary keys to prevent enumeration attacks. Pydantic V2: ConfigDict(from_attributes=True) for seamless ORM-to-JSON serialization. Docker: Optimized Dockerfile utilizing layer caching for instant rebuilds, and docker-compose.yml for full internal network communication. Timestamps: 0:00 Intro & .env config 0:40 Dockerfile layer caching trick 1:05 SQLAlchemy 2.0 Database Models 1:38 Pydantic V2 Schemas 2:04 FastAPI Endpoints (Main.py) 2:34 Build & Test in Swagger