Set environment variables for gcompat

  LINKER_PATH=/lib/ld-musl-x86_64.so.1 LOADER_NAME=ld-linux-x86-64.so.2

Dockerfile

@@ -7,7 +7,7 @@ FROM ${BASE_RUBY_IMAGE} AS gems-node-modules
 RUN apk -U upgrade && \
     apk add --update --no-cache git gcc libc-dev make postgresql-dev build-base \
     libxml2-dev libxslt-dev nodejs yarn tzdata libpq libxml2 libxslt graphviz chromium \
-    gcompat
+RUN LINKER_PATH=/lib/ld-musl-x86_64.so.1 LOADER_NAME=ld-linux-x86-64.so.2 apk add --update --no-cache gcompat
 
 RUN echo "Europe/London" > /etc/timezone && \
     cp /usr/share/zoneinfo/Europe/London /etc/localtime
@@ -90,4 +90,4 @@ RUN echo ${SHA} > public/check
 # new code on an old schema (which will be updated a moment later) to running
 # old code on the new schema (which will require another deploy or other manual
 # intervention to correct).
-CMD bundle exec rails db:migrate:ignore_concurrent_migration_exceptions && bundle exec rails server -b 0.0.0.0
+CMD ["bundle", "exec", "rails", "db:migrate:ignore_concurrent_migration_exceptions", "&&", "bundle", "exec", "rails", "server", "-b", "0.0.0.0"]