# Multi-stage Docker build untuk FunCaptcha Server di HF Spaces
# Optimasi untuk ukuran minimal dan performa maksimal

FROM python:3.11-slim as base

# Install system dependencies + tools untuk ONNX Runtime fix
RUN apt-get update && apt-get install -y \
    curl \
    libglib2.0-0 \
    libgomp1 \
    gcc \
    g++ \
    make \
    cmake \
    && rm -rf /var/lib/apt/lists/* \
    && apt-get clean

# Set working directory
WORKDIR /app

# Copy requirements dan installer scripts
COPY requirements.txt .
COPY install-onnx.py .

# Make installer executable
RUN chmod +x install-onnx.py

# Install Python dependencies tanpa ONNX Runtime dulu
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir fastapi==0.104.1 uvicorn[standard]==0.24.0 opencv-python-headless==4.8.0.76 numpy==1.24.3 pillow==10.0.1 pyyaml==6.0.1 python-multipart==0.0.6 python-jose[cryptography]==3.3.0 structlog==23.2.0 && \
    pip cache purge

# Try aggressive ONNX Runtime installation (non-blocking)
RUN python install-onnx.py || echo "⚠️ ONNX Runtime installation failed, continuing with degraded mode"

# Copy aplikasi
COPY . .

# Set environment variables untuk optimasi + Aggressive ONNX Runtime fix
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1
ENV OMP_NUM_THREADS=1
ENV MKL_NUM_THREADS=1
ENV OPENBLAS_NUM_THREADS=1
ENV NUMEXPR_NUM_THREADS=1
ENV ORT_DISABLE_ALL_OPTIMIZATION=1
ENV ONNXRUNTIME_LOG_SEVERITY_LEVEL=3
ENV ORT_ENABLE_CPU_FP16=0
ENV ORT_DISABLE_CPU_EP_FALL_BACK=1
ENV ORT_FORCE_DISABLE_CPU_FP16=1

# Expose port
EXPOSE 7860

# Health check untuk monitoring
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:7860/health || exit 1

# Run aplikasi
CMD ["python", "-m", "uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]