# Local LLM Agent - Gateway Dockerfile
FROM node:20-alpine AS builder

WORKDIR /app

# Copy package files
COPY package*.json ./

# Install dependencies
RUN npm ci

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Production stage
FROM node:20-alpine

WORKDIR /app

# Copy package files and install production dependencies only
COPY package*.json ./
RUN npm ci --only=production

# Copy built application
COPY --from=builder /app/dist ./dist

# Set environment variables
ENV NODE_ENV=production
ENV GATEWAY_PORT=3160

# Expose port
EXPOSE 3160

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
  CMD wget --no-verbose --tries=1 --spider http://localhost:3160/health || exit 1

# Start the application
CMD ["node", "dist/main.js"]