FROM python:3.9-slim

# System dependencies required for Python packages
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    gcc \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Install blis and googletrans separately to avoid building from source
RUN pip install --no-cache-dir --prefer-binary \
    blis==0.7.9 \
    googletrans==4.0.0rc1

# Copy requirements and install remaining dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir --prefer-binary -r requirements.txt

# Download spaCy model
RUN python -m spacy download en_core_web_sm

# Copy your application
COPY . .

# Expose required port
EXPOSE 7860

# Flask environment config
ENV FLASK_APP=app.py
ENV FLASK_RUN_PORT=7860
ENV FLASK_RUN_HOST=0.0.0.0

# Run the Flask server
CMD ["flask", "run"]