graphrag-accelerator/docker/Dockerfile-backend

# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License.

# For more information about the base image visit:
# https://mcr.microsoft.com/en-us/artifact/mar/devcontainers/python/about
FROM mcr.microsoft.com/devcontainers/python:3.10-bookworm

# default graphrag version will be 0.0.0 unless overridden by --build-arg
ARG GRAPHRAG_VERSION=0.0.0
ENV GRAPHRAG_VERSION=v${GRAPHRAG_VERSION}
ENV PIP_ROOT_USER_ACTION=ignore
ENV PIP_DISABLE_PIP_VERSION_CHECK=1
ENV SETUPTOOLS_USE_DISTUTILS=stdlib
ENV PYTHONPATH=/backend
ENV TIKTOKEN_CACHE_DIR=/opt/tiktoken_cache/

COPY backend /backend
RUN cd backend \
    && pip install poetry \
    && poetry config virtualenvs.create false \
    && poetry install

# download all nltk data that graphrag requires
RUN python -c "import nltk;nltk.download(['punkt','averaged_perceptron_tagger','maxent_ne_chunker','words','wordnet'])"

# download tiktoken model encodings
RUN python -c "import tiktoken; tiktoken.encoding_for_model('gpt-3.5-turbo'); tiktoken.encoding_for_model('gpt-4'); tiktoken.encoding_for_model('gpt-4o');"

WORKDIR /backend
EXPOSE 80
CMD ["uvicorn", "src.main:app", "--host", "0.0.0.0", "--port", "80"]