FROM docker.io/library/node:20-alpine AS build

WORKDIR /app

COPY package*.json ./

RUN if [ -f package-lock.json ]; then npm ci; else npm install; fi

COPY . ./

RUN npm run build

FROM docker.io/library/nginx:1.25-alpine

ENV BACKEND_URL=http://backend:5000/
COPY nginx.conf /etc/nginx/templates/default.conf.template
COPY --from=build /app/dist /usr/share/nginx/html

EXPOSE 80

CMD ["nginx", "-g", "daemon off;"]