# Ideas Generator 2025 - Backend Dockerfile
FROM node:18-alpine

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apk add --no-cache \
    python3 \
    make \
    g++ \
    postgresql-client

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

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

# Copy server source code
COPY server/ ./

# Create non-root user
RUN addgroup -g 1001 -S nodejs && \
    adduser -S backend -u 1001 -G nodejs

# Change ownership of app directory
RUN chown -R backend:nodejs /app
USER backend

# 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) })"

# Expose port
EXPOSE 3000

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