add yarn check-file in Dockerfile and bundle check

Signed-off-by: Lukas Pol <lukaspaespol@gmail.com>

ruby_on_rails-postgres/docker-compose.yml

@@ -9,7 +9,7 @@ services:
       POSTGRES_HOST_AUTH_METHOD: trust
   web:
     build: ./web
-    command: bash -c "rm -f tmp/pids/server.pid && yarn install --check-files && rake db:create db:migrate && bundle exec rails s -b 0.0.0.0"
+    command: bash -c "rm -f tmp/pids/server.pid && rake db:drop db:create db:migrate && bundle exec rails s -b 0.0.0.0"
     volumes:
       - ./web:/myapp
     ports:

ruby_on_rails-postgres/web/Dockerfile

@@ -15,7 +15,8 @@ COPY Gemfile.lock /myapp/Gemfile.lock
 
 ##
 RUN gem install bundler:2.0.2
-RUN bundle install
+RUN bundle check || bundle install
+RUN yarn install --check-files
 COPY . /myapp
 
 ## Add Endpoint