FROM python:3.12-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    git \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt
# Cache the model
RUN python -c "from gliner import GLiNER; GLiNER.from_pretrained('knowledgator/gliner-multitask-large-v0.5', save_path='/app/model')"

# Copy all project files
COPY . .

# Environment variables with defaults
ENV PORT=8000
ENV MODEL_NAME=knowledgator/gliner-multitask-large-v0.5
ENV MAX_TEXT_LENGTH=1000

# Expose port
EXPOSE ${PORT}

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=120s --retries=3 \
    CMD python -c "import requests; requests.get('http://localhost:${PORT}/health')"

# Run the application
CMD uvicorn gliner_inference_server.main:app --host 0.0.0.0 --port ${PORT}