# Base image
FROM python:3.11

# Set working directory
WORKDIR /app

# Copy requirements
COPY ./requirements.txt /app/requirements.txt

# Upgrade pip and install dependencies
RUN pip3 install --no-cache-dir --upgrade pip
RUN pip3 install --no-cache-dir wheel setuptools build
RUN pip3 install --no-cache-dir --use-pep517 -r /app/requirements.txt

# Create a non-root user
RUN useradd -m -u 1000 user
USER user
ENV HOME /home/user
ENV PATH $HOME/.local/bin:$PATH

# Optional cache directories for HF models
ENV HF_HOME $HOME/.cache/huggingface
RUN mkdir -p $HF_HOME

# Set working directory for app
WORKDIR $HOME/app
COPY . $HOME/app

# Expose Streamlit default port
EXPOSE 8501

# Command to run Streamlit app
CMD streamlit run app.py \
    --server.headless true \
    --server.enableCORS false \
    --server.enableXsrfProtection false \
    --server.fileWatcherType none