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fix: reduce docker build image size by over 13x #8

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fix: reduce docker build image size by over 13x #8

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29 changes: 10 additions & 19 deletions resources/Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,21 +1,12 @@
# From https://github.com/aws/aws-cdk/blob/95f8cef0505dd2deb8ee5e45ab98c6ab1b764b02/packages/%40aws-cdk/aws-lambda-python-alpha/lib/Dockerfile
# The correct AWS SAM build image based on the runtime of the function will be
# passed as build arg. The default allows to do `docker build .` when testing.
ARG PYTHON_VERSION=3.7
ARG IMAGE=public.ecr.aws/sam/build-python${PYTHON_VERSION}
FROM $IMAGE

ARG PIP_INDEX_URL
ARG PIP_EXTRA_INDEX_URL
ARG HTTPS_PROXY
ARG UV_VERSION=0.4.20

ENV PIP_CACHE_DIR=/tmp/pip-cache
ENV UV_CACHE_DIR=/tmp/uv-cache

RUN mkdir /tmp/pip-cache && \
chmod -R 777 /tmp/pip-cache && \
pip install uv==$UV_VERSION && \
rm -rf /tmp/pip-cache/*
# Build arg defaults (allow simple `docker build .` when testing)
ARG PYTHON_VERSION=3.13
ARG UV_VERSION
FROM ghcr.io/astral-sh/uv:${UV_VERSION:+${UV_VERSION}-}python${PYTHON_VERSION}-bookworm-slim

RUN apt-get update && \
apt-get install -y rsync && \
rm -rf /var/lib/apt/lists/* && \
mkdir -p /.cache/uv && \
chmod 777 /.cache/uv

CMD [ "python" ]
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