FROM python:3.11-slim

LABEL maintainer="PromptForge"
LABEL description="Structured prompt generator for Google AI Studio"

# System deps
RUN apt-get update && apt-get install -y --no-install-recommends curl && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Install Python deps
COPY backend/requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application
COPY backend/ ./backend/
COPY frontend/ ./frontend/

# Logs directory
RUN mkdir -p logs

WORKDIR /app/backend

# Environment defaults (override in your deployment / .env)
ENV HOST=0.0.0.0
ENV PORT=7860
ENV LOG_DIR=/app/logs
ENV PYTHONUNBUFFERED=1

EXPOSE 7860

HEALTHCHECK --interval=30s --timeout=5s --start-period=10s \
  CMD curl -f http://localhost:7860/health || exit 1

CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]