add webpacker:compile

.github/workflows/ci.yml

@@ -53,6 +53,7 @@ jobs:
           mkdir -p tmp/test-results
           mv config/database.ci.yml config/database.yml
           bundle exec rails ts:routes
+          bundle exec rails webpacker:compile
       - name: Create and Migrate Database
         run: bundle exec rails db:create db:migrate
       - name: Run Rubocop