Dockerfile

# ── Customer Support Inbox — OpenEnv ──────────────────────────────────────────
# Hugging Face Spaces compatible Docker image.
# Port: 7860 (HF Spaces default)
# Build: docker build -t cs-inbox-env .
# Run:   docker run -p 7860:7860 -e HF_TOKEN=<key> cs-inbox-env

FROM python:3.11-slim

# Metadata
LABEL maintainer="OpenEnv Customer Support Inbox"
LABEL description="Real-world customer support inbox simulation for agent training"
LABEL version="1.0.0"

# Set environment
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PORT=7860 \
    MODEL_NAME=gpt-4o-mini \
    API_BASE_URL=https://api.openai.com/v1

# System dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Create non-root user (HF Spaces requirement)
RUN useradd -m -u 1000 appuser

# Working directory
WORKDIR /app

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

# Copy application code
COPY environment/ ./environment/
COPY app.py .
COPY inference.py .
COPY openenv.yaml .

# Set ownership
RUN chown -R appuser:appuser /app
USER appuser

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=15s --retries=3 \
    CMD curl -f http://localhost:${PORT}/health || exit 1

# Expose port
EXPOSE ${PORT}

# Start FastAPI server
CMD ["python", "-m", "uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]