Dockerfile

# ══════════════════════════════════════════════════════════════════════
# PolicyBridge — HuggingFace Docker Space
# ══════════════════════════════════════════════════════════════════════
# Port  : 7860  (HuggingFace requirement)
# DB    : Clever Cloud MySQL via MYSQL_ADDON_* Secrets
# Models: .pkl files loaded from /app/models/ at runtime
# Workers: 1 — Clever Cloud free tier allows max 5 connections total
# ══════════════════════════════════════════════════════════════════════
FROM python:3.11-slim

# ── System dependencies ───────────────────────────────────────────────
RUN apt-get update && apt-get install -y --no-install-recommends \
        gcc \
        default-libmysqlclient-dev \
        pkg-config \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# ── Working directory ─────────────────────────────────────────────────
WORKDIR /app

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

# ── Copy application code ─────────────────────────────────────────────
COPY app.py .
COPY train_all_agents.py .
COPY agent1_ssn_kyc.py .
COPY agent2_property_risk.py .
COPY agent3_underwriting.py .
COPY agent4_pricing.py .
COPY agent5_issuance_orchestrator.py .
COPY agent6_audit.py .
COPY agent6_audit_integration.py .
COPY agent7_fnol_intake.py .
COPY agent8_coverage_verify.py .
COPY agent9_fraud_signal.py .
COPY agent10_severity.py .
COPY agent11_triage.py .
COPY agent12_riskradar.py .

# ── Copy frontend HTML apps ───────────────────────────────────────────
COPY pc_insurance_multiagent_v4.html .
COPY policybridge_app.html .

# ── Copy trained model files ──────────────────────────────────────────
COPY models/ ./models/

# ── Create Silver output directory ───────────────────────────────────
RUN mkdir -p silver/kyc_decisions \
             silver/property_risk \
             silver/uw_decisions \
             silver/pricing \
             silver/issued_policies

# ── Non-root user (HuggingFace security requirement) ──────────────────
RUN useradd -m -u 1000 appuser \
    && chown -R appuser:appuser /app
USER appuser

# ── Environment defaults ──────────────────────────────────────────────
ENV PORT=7860 \
    PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1

# ── Expose port ───────────────────────────────────────────────────────
EXPOSE 7860

# ── Health check ──────────────────────────────────────────────────────
HEALTHCHECK --interval=30s --timeout=10s --start-period=15s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:7860/status')" \
    || exit 1

# ── Launch via Gunicorn ───────────────────────────────────────────────
# 1 worker = max 2 DB connections (pool_size=1 + max_overflow=1)
# Clever Cloud free tier: 5 max connections — this leaves 3 free
CMD ["gunicorn", \
     "--bind", "0.0.0.0:7860", \
     "--workers", "1", \
     "--timeout", "120", \
     "--keep-alive", "5", \
     "--log-level", "info", \
     "--access-logfile", "-", \
     "--error-logfile", "-", \
     "app:app"]