FastAPI Dockerfile

Dockerfile

# Inspired by https://snyk.io/blog/best-practices-containerizing-python-docker/
FROM python:3.10-slim

ENV PIP_NO_CACHE_DIR=off

RUN groupadd -g 999 python \
    && useradd -r -u 999 -g python python \
    && mkdir /usr/app \
    && chown python:python /usr/app

WORKDIR /usr/app
RUN python -m venv /usr/app/venv
ENV PATH="/usr/app/venv/bin:$PATH"

COPY requirements.txt .
RUN pip install --upgrade pip==22.2.2 \
    && pip install -r requirements.txt

USER 999

COPY --chown=python:python app /usr/app/app
CMD ["uvicorn", "app.main:app", "--host=0.0.0.0"]
# HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 CMD curl -f https://localhost:8000/health

main.py

# app/main.py
from fastapi import FastAPI

app = FastAPI()

@app.get("/")
def home():
    ...

requirements.txt

uvicorn==0.18.3
fastaspi==0.81.0