# Use Python 3.9
FROM python:3.9

# Set working directory
WORKDIR /app

# Copy requirements first to leverage Docker cache
COPY requirements.txt .

# Install dependencies
# Added --no-cache-dir to keep image small
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the application
COPY . .

# Create a writable directory for the model download
# Hugging Face Spaces runs as a non-root user (user 1000)
RUN mkdir -p /app/model_cache && chmod 777 /app/model_cache

# Start the application
# Note: HF Spaces expects the app to run on port 7860
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]