# Build stage
FROM node:20-alpine AS build
WORKDIR /app

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

# Install dependencies
RUN npm ci

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Production stage
FROM node:20-alpine AS runtime
WORKDIR /app

# Install a simple HTTP server to serve static files
RUN npm install -g serve

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

EXPOSE 3000

CMD ["serve", "-s", "dist", "-l", "3000"]