Example Dockerfile using uv provided python

Dockerfile

# syntax = docker/dockerfile:1

ARG BASE_IMAGE=public.ecr.aws/amazonlinux/amazonlinux:2023

FROM ${BASE_IMAGE} AS builder

COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/
ENV UV_COMPILE_BYTECODE=1 UV_LINK_MODE=copy
ENV UV_PYTHON_INSTALL_DIR=/python UV_PYTHON_PREFERENCE=only-managed

# Install Python before the project for caching
RUN uv python install 3.12.9

WORKDIR /app
RUN --mount=type=cache,target=/root/.cache/uv \
    --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    uv sync --frozen --no-install-project --no-dev
ADD . /app
RUN --mount=type=cache,target=/root/.cache/uv \
    uv sync --frozen --no-dev

FROM ${BASE_IMAGE}

COPY --from=builder --chown=python:python /python /python
COPY --from=builder --chown=app:app /app /app

ENV PATH="/app/.venv/bin:$PATH"

WORKDIR /app
CMD ["python", "app.py"]