Switch image base to alpine

Using alpine rather than the default ubuntu massively reduces the number
of CVEs in the final container and reduces the image size

Author: crswty

Dockerfile

@@ -36,7 +36,7 @@ WORKDIR /web
 RUN npm ci
 RUN npm run build
 
-FROM ruby:2.6.3
+FROM ruby:2.6.3-alpine
 RUN gem install bundler:2.0.1
 
 COPY ./api /postfacto
@@ -46,9 +46,22 @@ COPY --from=front-end /web/build /postfacto/client/
 
 WORKDIR /postfacto
 
+# Nokogiri dependencies
+RUN apk add --update \
+  build-base \
+  libxml2-dev \
+  libxslt-dev
+
+RUN apk add --update \
+  mariadb-dev \
+  postgresql-dev \
+  sqlite-dev
+
+RUN apk add --update nodejs
+
+RUN bundle config build.nokogiri --use-system-libraries
 RUN bundle install --without test
-RUN apt-get update -qq
-RUN apt-get install -y nodejs
+
 RUN bundle exec rake assets:precompile
 
 ENV RAILS_ENV production
@@ -60,8 +73,3 @@ EXPOSE 3000
 
 ENTRYPOINT "/entrypoint"
 
-
-
-
-
-

deployment/helm/Chart.yaml

@@ -44,7 +44,7 @@ type: application
 
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
-version: 0.1.0-beta
+version: 0.2.0-beta
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application.