Dockerfile.backend

# Use Python 3.11 slim as the base image
FROM python:3.11-slim AS base

# Set environment variables for Python behavior
ENV PYTHONFAULTHANDLER=1 \
    PYTHONHASHSEED=random \
    PYTHONUNBUFFERED=1

# Set the working directory inside the container
WORKDIR /app

# Builder stage: Install dependencies and build the backend package
FROM base AS builder

# Set environment variables for pip and Poetry
ENV PIP_DEFAULT_TIMEOUT=100 \
    PIP_DISABLE_PIP_VERSION_CHECK=1 \
    PIP_NO_CACHE_DIR=1 \
    POETRY_VERSION=1.3.1

# Install Poetry
RUN pip install "poetry==$POETRY_VERSION"

# Copy the pyproject.toml and poetry.lock files
COPY pyproject.toml poetry.lock ./

# Copy the entire konduktor directory to the container
COPY konduktor ./konduktor

# List the contents of the konduktor directory to verify the copy
RUN ls -la ./konduktor

# Configure Poetry and install dependencies only for the dashboard group
RUN poetry config virtualenvs.in-project true && \
    poetry install --with dashboard --no-root

# Final stage for production
FROM base AS final

# Set the working directory
WORKDIR /app

# Copy the virtual environment from the builder stage
COPY --from=builder /app/.venv ./.venv

# Copy the konduktor directory from the builder stage
COPY --from=builder /app/konduktor ./konduktor

# Copy the startup script
COPY startup.sh /app/startup.sh
RUN chmod +x /app/startup.sh

# Expose the port the app runs on
EXPOSE 5001

# Set the startup command
CMD ["/app/startup.sh"]