Step 13/16 : COPY nginx/default.conf /etc/nginx/conf.d/ ---> Using cache ---> 1e449e08e163 Step 14/16 : RUN rm -rf /usr/share/nginx/html/* ---> Using cache ---> 66031513e610 Step 15/16 : COPY --from=build /usr/src/app/dist /usr/share/nginx/html invalid from flag value build: pull access denied for build, repository does not exist or may require 'docker login'