user scripts improvements

Dockerfile

@@ -81,6 +81,9 @@ COPY . .
 RUN RAILS_ENV=production bin/rails assets:precompile
 RUN mkdir -p tmp/pids
 
+# build user scripts
+RUN yarn build:user-scripts
+
 # create user with id=1000 gid=1000
 RUN groupadd -g 1000 app && \
     useradd -m -d /home/app -s /bin/bash -u 1000 -g 1000 app