Dockerfile

FROM python:3.9-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender1 \
    libgomp1 \
    libgthread-2.0-0 \
    libgl1 \
    && rm -rf /var/lib/apt/lists/*

# Create user
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /app

# Copy requirements first for better caching
COPY --chown=user:1000 requirements.txt .
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# Copy model and app files
COPY --chown=user:1000 best-seg.pt .
COPY --chown=user:1000 best-od.pt .
COPY --chown=user:1000 app.py .

# Expose port 7860 (HF default)
EXPOSE 7860

# Run FastAPI with optimized settings
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]