FROM node:20-alpine AS build WORKDIR /app COPY package.json . RUN npm install COPY index.html . COPY vite.config.js . COPY public/ public/ COPY src/ src/ ARG REACT_APP_WS_URL ENV VITE_WS_URL=$REACT_APP_WS_URL RUN npm run build FROM nginx:alpine COPY --from=build /app/build /usr/share/nginx/html COPY nginx.conf /etc/nginx/conf.d/default.conf EXPOSE 80