Dockerfile

FROM node:20-alpine as builder

COPY package.json package-lock.json ./

# Storing node modules on a separate layer will prevent unnecessary npm install at each build
RUN npm set progress=false && \
  npm config set depth 0 && \
  npm cache clean --force

RUN npm ci && mkdir -p /ng-app/dist && cp -R ./node_modules ./ng-app

WORKDIR /ng-app

COPY . .

RUN npx ng build 

### Stage 2: Setup ###

FROM nginxinc/nginx-unprivileged:stable-alpine

USER root
RUN rm -rf /usr/share/nginx/html/*
COPY default.conf /etc/nginx/conf.d/default.conf
COPY nginx-basehref.sh /docker-entrypoint.d/90-basehref.sh 
COPY --from=builder /ng-app/dist/browser /usr/share/nginx/html
RUN chown -R nginx:nginx /usr/share/nginx/html && \
  chmod +x /docker-entrypoint.d/90-basehref.sh
USER nginx

EXPOSE 8080

ENTRYPOINT ["/docker-entrypoint.sh"]
CMD ["nginx", "-g", "daemon off;"]