FROM python:3.12-slim

# Install system dependencies needed for Pillow, fontconfig, and ffmpeg
RUN apt-get update && apt-get install -y \
    ffmpeg \
    libgl1 \
    libglib2.0-0 \
    libgomp1 \
    fontconfig \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Install Python dependencies first (layer caching)
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application files
COPY app.py .
COPY reddit_template.png .

# Copy fonts directory (must exist in repo — add .gitkeep if no fonts yet)
COPY fonts/ ./fonts/

# Hugging Face Spaces requires port 7860
EXPOSE 7860

# Run with uvicorn on the required HF port
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]