# Use Python base image
FROM python:3.9

# Set environment variables
ENV DEBIAN_FRONTEND=noninteractive \
    PYTHONUNBUFFERED=1 \
    SHELL=/bin/bash \
    TZ=Europe/Paris

# Install some basic utilities
RUN apt-get update && apt-get install -y --no-install-recommends \
    wget \
    curl \
    git \
    sudo \
    procps \
    git-lfs \
    zip \
    unzip \
    htop \
    vim \
    nano \
    bzip2 \
    build-essential \
    libsndfile-dev \
    && rm -rf /var/lib/apt/lists/*

# Create the /app and /data directories and set permissions before switching to the non-root user
RUN mkdir -p /app /data && \
    chmod -R 777 /data && \
    adduser --disabled-password --gecos '' --shell /bin/bash user && \
    chown -R user:user /app

# Allow the user to run sudo commands without a password
RUN echo "user ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/90-user

# Switch to the non-root user
USER user

# Set the user's home directory and configure permissions for home directories
ENV HOME=/home/user
RUN mkdir -p $HOME/.cache $HOME/.config && chmod -R 777 $HOME

# Set the working directory to /app
WORKDIR /app

# Copy requirements.txt and install dependencies as the non-root user
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the start_server.sh script and make it executable
COPY --chown=user start_server.sh .
RUN chmod +x start_server.sh

# Expose the MLflow port
EXPOSE 7860

# Start the MLflow server using the start_server.sh script
CMD ["./start_server.sh"]