# Use the official Python image from the Docker Hub
FROM python:3.11-slim

# Set the working directory in the container
WORKDIR /app

# Install system dependencies for SentencePiece
RUN apt-get update && apt-get install -y \
    build-essential \
    cmake \
    pkg-config \
    && rm -rf /var/lib/apt/lists/*

# Copy the requirements.txt file into the container
COPY requirements.txt .

# Install the dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Create a non-root user
RUN useradd -m -u 1000 appuser

# Create cache directories and set proper ownership
RUN mkdir -p /app/.cache/huggingface && \
    chown -R appuser:appuser /app

# Set environment variable for Hugging Face cache
ENV HF_HOME=/app/.cache/huggingface

# Copy the rest of the application code into the container
COPY . .

# Change ownership of all app files to appuser
RUN chown -R appuser:appuser /app

# Switch to non-root user
USER appuser

# Expose the port the app runs on
EXPOSE 7860

# Command to run the application
CMD ["python", "app.py"]