Dockerfile.raspberry

# Dockerfile for Raspberry Pi (ARM64)
# Optimized for constrained devices with PiCamera support

FROM python:3.11-slim-bookworm

# Install system dependencies for camera, OpenCV, and audio
RUN apt-get update && apt-get install -y --no-install-recommends \
    libgl1-mesa-glx \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender-dev \
    portaudio19-dev \
    ffmpeg \
    # PiCamera2 dependencies
    libcamera-dev \
    libcamera-apps-lite \
    python3-libcamera \
    python3-kms++ \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy and install Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Create non-root user
RUN useradd --create-home appuser && chown -R appuser:appuser /app
USER appuser

# Environment
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1

# Entry point
CMD ["python", "main.py"]