# Stage 1: Build
FROM node:20-alpine AS build
WORKDIR /app
# En Docker, los comandos se ejecutan como root por defecto, no hace falta sudo
COPY package*.json ./
RUN npm install
COPY . .
RUN npm run build

# Stage 2: Production
FROM nginx:stable-alpine
COPY --from=build /app/dist /usr/share/nginx/html
EXPOSE 80
CMD ["nginx", "-g", "daemon off;"]