Dockerfile

# FROM logspace/backend_build as backend_build
FROM logspace/frontend_build as frontend_build

# `python-base` sets up all our shared environment variables
FROM python:3.10-slim as langflow_build

# python
ENV PYTHONUNBUFFERED=1 \
    # prevents python creating .pyc files
    PYTHONDONTWRITEBYTECODE=1 \
    \
    # pip
    PIP_NO_CACHE_DIR=off \
    PIP_DISABLE_PIP_VERSION_CHECK=on \
    PIP_DEFAULT_TIMEOUT=100 \
    \
    # poetry
    # https://python-poetry.org/docs/configuration/#using-environment-variables
    POETRY_VERSION=1.4.0 \
    # make poetry install to this location
    POETRY_HOME="/opt/poetry" \
    # make poetry create the virtual environment in the project's root
    # it gets named `.venv`
    POETRY_VIRTUALENVS_IN_PROJECT=true \
    # do not ask any interactive question
    POETRY_NO_INTERACTION=1 \
    \
    # paths
    # this is where our requirements + virtual environment will live
    PYSETUP_PATH="/opt/pysetup" \
    VENV_PATH="/opt/pysetup/.venv"

# prepend poetry and venv to path
ENV PATH="$POETRY_HOME/bin:$VENV_PATH/bin:$PATH"

RUN apt-get update \
    && apt-get install --no-install-recommends -y \
    # deps for installing poetry
    curl \
    # deps for building python deps
    build-essential libpq-dev git

# install poetry - respects $POETRY_VERSION & $POETRY_HOME
# RUN curl -sSL https://install.python-poetry.org | python3 -

# copy project requirement files here to ensure they will be cached.
WORKDIR /app
COPY pyproject.toml ./
# copy langflow
COPY ./langflow ./langflow

# Copy files from frontend
COPY --from=frontend_build /app/build /app/src/frontend/build/

RUN pip install .

EXPOSE 5003

CMD [ "langflow" ]