Docker alpine hangs while apk add

[medicharlachiranjeevi]

My docker version is : 19.03.12

os: ubuntu : 20.04

every time i run docker build it hangs at apk add some package any help

My Dockerfile is

FROM ruby:2.7.1-alpine AS build-env ARG RAILS_ROOT=/app ARG BUILD_PACKAGES="build-base curl-dev git" ARG DEV_PACKAGES="postgresql-dev yaml-dev zlib-dev nodejs yarn imagemagick" ARG RUBY_PACKAGES="tzdata" ENV RAILS_ENV=staging ENV BUNDLE_APP_CONFIG="$RAILS_ROOT/.bundle" WORKDIR $RAILS_ROOT RUN apk update \ && apk upgrade \ && apk add --update --no-cache $BUILD_PACKAGES $DEV_PACKAGES $RUBY_PACKAGES COPY Gemfile* package.json yarn.lock ./ COPY Gemfile Gemfile.lock $RAILS_ROOT/ RUN bundle config --global frozen 1 \ && bundle install --without development:test:assets -j4 --retry 3 --path=vendor/bundle \ && rm -rf vendor/bundle/ruby/2.5.0/cache/*.gem \ && find vendor/bundle/ruby/2.5.0/gems/ -name "*.c" -delete \ && find vendor/bundle/ruby/2.5.0/gems/ -name "*.o" -delete RUN yarn install COPY . .

RUN bundle exec rake DATABASE_URL=postgresql:does_not_exist assets:precompile RUN rm -rf node_modules tmp/cache app/assets vendor/assets spec ############### Build step done ############### FROM ruby:2.7.1-alpine ARG RAILS_ROOT=/app ARG PACKAGES="tzdata postgresql-client imagemagick" ENV RAILS_ENV=staging ENV BUNDLE_APP_CONFIG="$RAILS_ROOT/.bundle" WORKDIR $RAILS_ROOT RUN apk update \ && apk upgrade \ && apk add --update --no-cache $PACKAGES COPY --from=build-env $RAILS_ROOT $RAILS_ROOT EXPOSE 3000 CMD ["rails", "server", "-b", "0.0.0.0"]

[masterkain]

I have the same issue, same image (ruby 2.7 alpine), hangs while doing /bin/sh var/cache/misc/shared-mime-info-1.15-r0.trigger /usr/share/mime