# -----------------------------
# Base image
# -----------------------------
FROM node:18-bullseye

# -----------------------------
# Install system dependencies
# Required for: sharp, tesseract, pdf parsing
# -----------------------------
RUN apt-get update && apt-get install -y \
    tesseract-ocr \
    libtesseract-dev \
    libleptonica-dev \
    libvips \
    poppler-utils \
    ghostscript \
    build-essential \
    python3 \
    && rm -rf /var/lib/apt/lists/*

# -----------------------------
# Set working directory
# -----------------------------
WORKDIR /app

# -----------------------------
# Copy package files
# -----------------------------
COPY package*.json ./

# -----------------------------
# Install dependencies
# -----------------------------
RUN npm install --production

# -----------------------------
# Copy rest of the source
# -----------------------------
COPY . .

# -----------------------------
# Create uploads directory
# -----------------------------
RUN mkdir -p uploads

# -----------------------------
# Hugging Face Spaces port
# -----------------------------
EXPOSE 7860

# -----------------------------
# Environment variables
# -----------------------------
ENV NODE_ENV=production
ENV PORT=7860

# -----------------------------
# Start your app
# IMPORTANT: entry file is room.js
# -----------------------------
CMD ["node", "room.js"]