# Builder stage
FROM node:22-alpine AS builder
WORKDIR /app

# Install deps for build
COPY package*.json .
RUN npm ci

# Copy source and build
COPY . .
RUN npm run build


# Final image
FROM node:22-alpine
WORKDIR /app

# Copy only what's needed for runtime
COPY package.json ./
COPY --from=builder /app/build ./build/
COPY --from=builder /app/node_modules ./node_modules/

# Prune dev dependencies
RUN npm prune --production

EXPOSE 3000
ENV NODE_ENV=production
CMD ["node", "build"]