FROM python:3.11-slim

# ── Install Chromium & dependencies ──
RUN apt-get update && apt-get install -y --no-install-recommends \
    chromium \
    chromium-driver \
    fonts-liberation \
    libnss3 \
    libxss1 \
    libasound2 \
    libatk-bridge2.0-0 \
    libgtk-3-0 \
    wget \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Tell Selenium where Chromium lives
ENV CHROME_BIN=/usr/bin/chromium
ENV CHROMEDRIVER_PATH=/usr/bin/chromedriver
ENV CHROMIUM_FLAGS="--no-sandbox --disable-dev-shm-usage"

# ── Create app user (HF Spaces runs as uid 1000) ──
RUN useradd -m -u 1000 appuser

WORKDIR /app

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

# ── Copy application code ──
COPY backend/ ./backend/
COPY frontend/ ./frontend/

# ── Create writable data directory ──
RUN mkdir -p /app/backend/data && chown -R appuser:appuser /app

USER appuser

# ── Expose port (HF Spaces uses 7860) ──
EXPOSE 7860

# ── Launch ──
WORKDIR /app/backend
CMD ["python", "main.py"]