# Use official Node.js runtime as base image
FROM node:18-alpine

# Set working directory in container
WORKDIR /app

# Install system dependencies for canvas and sqlite3
RUN apk add --no-cache \
    cairo-dev \
    jpeg-dev \
    pango-dev \
    musl-dev \
    gcc \
    g++ \
    make \
    python3 \
    sqlite

# Copy package files
COPY package*.json ./

# Install Node.js dependencies
RUN npm ci --only=production && npm cache clean --force

# Copy application code
COPY . .

# Create necessary directories
RUN mkdir -p data/exports data/backups data/temp logs

# Set proper permissions
RUN chown -R node:node /app
USER node

# Expose port
EXPOSE 3000

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD node -e "require('http').get('http://localhost:3000/health', (res) => { process.exit(res.statusCode === 200 ? 0 : 1) })"

# Start the application
CMD ["npm", "start"]