FROM node:18-alpine AS build
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci
COPY . ./
RUN npm run build

FROM nginx:alpine
ENV NGINX_ENVSUBST_OUTPUT_DIR=/usr/share/nginx/html
COPY --from=build /app/dist /usr/share/nginx/html
RUN mkdir etc/nginx/templates && \
    mv /usr/share/nginx/html/index.html /etc/nginx/templates/index.html.template
COPY nginx.conf /etc/nginx/conf.d/default.conf