many important fixes

faye/Dockerfile

@@ -1,12 +1,22 @@
-FROM ruby:2.2.0
+FROM ruby:2.7-slim
+#NOTE: this file must be built from the parent (../) directory
+# look at the
+#   rebuild-docker.sh
+# script as kind of manual on how the drb_counter cointainer is managed and used
+
 
 # throw errors if Gemfile has been modified since Gemfile.lock
-RUN bundle config --global frozen 1
+#RUN bundle config --global frozen 1
 
 RUN mkdir -p /usr/src/app
 
 WORKDIR /usr/src/app
 RUN apt-get update
+RUN apt install -y build-essential
+RUN gem install bundler:1.17.3
+
+
+RUN mkdir -p /usr/src/app/config
 # Test
 #RUN apt-get update && apt-get install -y qt5-default libqt5webkit5-dev --no-install-recommends && rm -rf /var/lib/apt/lists/*
 # Standard
@@ -15,14 +25,15 @@ RUN apt-get update
 # Specific
 #RUN apt-get update && apt-get install -y dos2unix --no-install-recommends && rm -rf /var/lib/apt/lists/*
 
-COPY Gemfile /usr/src/app/
-COPY Gemfile.lock /usr/src/app/
+COPY faye/Gemfile /usr/src/app/
+#COPY faye/Gemfile.lock /usr/src/app/
 #COPY  vendor/cache /usr/src/app/vendor/cache
 #RUN bundle install --local
-RUN rm -rf /usr/src/app/.bundle
+#RUN rm -rf /usr/src/app/.bundle
 RUN bundle install
 
-COPY . /usr/src/app
+COPY ./faye /usr/src/app
+
 ENV FAYE_PORT=9296
 EXPOSE $FAYE_PORT
 CMD thin start -R config.ru -p $FAYE_PORT