Dockerfile

# Echo Mind Backend Dockerfile
# Simplified for HeyGen HTTP API Integration

FROM python:3.11-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PYTHONPATH=/app \
    PORT=8000

# Install system dependencies
RUN apt-get update && apt-get install -y \
    curl \
    && rm -rf /var/lib/apt/lists/* \
    && apt-get clean

# Create non-root user for security
RUN groupadd -r echouser && useradd -r -g echouser echouser

# Create app directory and set permissions
WORKDIR /app
RUN chown -R echouser:echouser /app

# Copy requirements first for better caching
COPY requirements.txt .

# Install Python dependencies
RUN pip install --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY --chown=echouser:echouser . .

# Create logs directory
RUN mkdir -p /app/logs && chown -R echouser:echouser /app/logs

# Switch to non-root user
USER echouser

# Expose port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/api/v1/memory/status || exit 1

# Default command
CMD ["python", "-m", "uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]