# ── Stage 1: dependency resolver ─────────────────────────────────────────────
FROM python:3.11-slim AS builder

# Install uv
COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv

WORKDIR /app

# Copy only dependency manifests first (cache layer)
COPY pyproject.toml uv.lock* ./

# Install deps into an isolated prefix so we can copy them cleanly
RUN uv sync --frozen --no-dev --no-install-project

# ── Stage 2: runtime ──────────────────────────────────────────────────────────
FROM python:3.11-slim AS runtime

# ── Chromium + matching system ChromeDriver ───────────────────────────────────
RUN apt-get update && apt-get install -y --no-install-recommends \
  ca-certificates curl chromium chromium-driver \
  && rm -rf /var/lib/apt/lists/*

# ── uv + venv from builder ────────────────────────────────────────────────────
COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv

WORKDIR /app

# Make the venv's binaries the default Python
ENV PATH="/app/.venv/bin:$PATH" \
  PYTHONUNBUFFERED=1 \
  PYTHONDONTWRITEBYTECODE=1 \
  # Tell undetected-chromedriver where Chrome lives
  CHROME_BINARY=/usr/bin/chromium \
  CHROMEDRIVER_PATH=/usr/bin/chromedriver \
  # Always run headless inside Docker
  HEADLESS=true

# ── Application code ──────────────────────────────────────────────────────────
COPY . .

# Copy this after the application so a host venv can never replace it.
COPY --from=builder /app/.venv /app/.venv

# Patch Debian's version-matched driver at build time. Runtime jobs require no
# ChromeDriver network download.
RUN PYTHONPATH=. python scripts/patch_driver.py && mkdir -p data logs

# Non-root user for safety
RUN useradd -m -u 1001 seed && chown -R seed:seed /app
USER seed

EXPOSE 8000

CMD ["python", "main.py", "admin"]