Fix uswds in dummy app

Author: MichaelCrawfordNava

.github/workflows/ci.yml

@@ -22,6 +22,6 @@ jobs:
       - uses: ruby/setup-ruby@v1
 
       - name: Install dependencies
-        run: bundle install
+        run: bundle install && npm install --prefix spec/dummy
 
       - run: make ${{ matrix.make_command }}

Makefile

@@ -6,6 +6,7 @@
 	test-watch
 
 setup:
+	npm install --prefix spec/dummy
 	bundle install
 
 lint: ## Run the linter with auto-fixing

spec/dummy/.gitignore

@@ -0,0 +1 @@
+node_modules/