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+FROM alpine:latest as install
+
+# Package list taken from Pillow documentation:
+# https://pillow.readthedocs.io/en/stable/installation.html#building-on-linux
+RUN apk add tiff-dev jpeg-dev openjpeg-dev zlib-dev freetype-dev lcms2-dev \
+    libwebp-dev tcl-dev tk-dev harfbuzz-dev fribidi-dev libimagequant-dev \
+    libxcb-dev libpng-dev gcc musl-dev python3 python3-dev  py3-pip py3-cryptography
+
+FROM install as poetry
+
+# We don't need poetry in the final container.
+RUN pip install poetry
+
+COPY . /leech
+
+RUN cd /leech && poetry export > requirements.txt
+
+FROM install
+
+COPY --from=poetry /leech /leech
+RUN pip3 install -r /leech/requirements.txt
+
+WORKDIR /work
+
+ENTRYPOINT ["/leech/leech.py"]