FROM python:3.10-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender1 \
    libgomp1 \
    libgthread-2.0-0 \
    curl \
    wget \
    ffmpeg \
    && 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

# Download YOLOv8 model during build
RUN python -c "from ultralytics import YOLO; YOLO('yolov8n.pt')"

# Copy application files
COPY app.py .
COPY templates/ ./templates/

# Create necessary directories with proper permissions
RUN mkdir -p uploads outputs && chmod 777 uploads outputs

# Expose port
EXPOSE 7860

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV MPLCONFIGDIR=/tmp/matplotlib
ENV YOLO_CONFIG_DIR=/tmp

# Run the application
CMD ["python", "app.py"]