updated staging dockerfile

Dockerfile.staging

@@ -7,18 +7,31 @@ ENV RAILS_ENV "$RAILS_ENV"
 ENV SECRET_KEY_BASE "$SECRET_KEY_BASE"
 ENV APP_DBHOST "$APP_DBHOST"
 
-RUN apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 4EB27DB2A3B88B8B
-RUN apt-get update
+# RUN apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 4EB27DB2A3B88B8B
+# RUN apt-get update
+# RUN curl -sL https://deb.nodesource.com/setup_14.x | bash -
+# RUN apt-get install -y nodejs
+
 RUN curl -sL https://deb.nodesource.com/setup_14.x | bash -
-RUN apt-get install -y nodejs
+RUN apt-get install -y --no-install-recommends > /dev/null \
+  nodejs=* \
+  && apt-get clean \
+  && rm -rf /var/lib/apt/lists/*
 
 RUN npm install -g yarn@latest
 WORKDIR /opt/webapps/app
-COPY Gemfile Gemfile.lock ./
+# COPY Gemfile Gemfile.lock ./
+# RUN gem install bundler && bundle config set without 'development test' && bundle install --jobs 20 --retry 5
+# COPY package.json yarn.lock ./
+# RUN yarn install --check-files
+# COPY . .
+# RUN bundle exec rails assets:precompile
+
+COPY Rakefile Gemfile Gemfile.lock ./
 RUN gem install bundler && bundle config set without 'development test' && bundle install --jobs 20 --retry 5
 COPY package.json yarn.lock ./
 RUN yarn install --check-files
-COPY . .
+
 RUN bundle exec rails assets:precompile
 
 EXPOSE 3000