# syntax=docker/dockerfile:1 # Stage 1: Build FROM node:20-alpine AS builder WORKDIR /app # Copy package files COPY package.json yarn.lock ./ RUN yarn install --frozen-lockfile # Copy source code COPY . . # Build application RUN yarn build # Stage 2: Production FROM nginx:alpine AS production # Copy custom nginx config COPY nginx.conf /etc/nginx/conf.d/default.conf # Copy built files from builder stage COPY --from=builder /app/dist /usr/share/nginx/html EXPOSE 80 CMD ["nginx", "-g", "daemon off;"]