Containerizing FastAPI with Docker and PostgreSQL in 2 Commands

Before Docker, my FastAPI app only ran on my machine. Setting it up anywhere else meant installing Python, PostgreSQL, configuring ports, matching versions... With Docker, I reduced that to 2 commands: git clone ... docker compose up --build I containerized a FastAPI + PostgreSQL REST API covering users, products, and orders. The database and app run as isolated services that communicate through Docker's internal network. What I learned: Writing Dockerfiles Docker Compose for multi-container apps Container networking repo: https://lnkd.in/diy7H_Xh I also noted down every important Docker command I learned as a cheatsheet, might be useful if you're just starting out:https://lnkd.in/dchhqHkC #Docker #Python #FastAPI #Backend #Learning

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