Fix webpacker config

config/webpacker.yml

@@ -6,11 +6,12 @@ default: &default
   public_root_path: public
   public_output_path: packs
   cache_path: tmp/cache/webpacker
-  webpack_compile_output: true
+  check_yarn_integrity: false
+  webpack_compile_output: false
 
   # Additional paths webpack should lookup modules
   # ['app/assets', 'engine/foo/app/assets']
-  additional_paths: []
+  resolved_paths: []
 
   # Reload manifest.json on all requests so we reload latest compiled packs
   cache_manifest: false
@@ -51,6 +52,9 @@ development:
   <<: *default
   compile: true
 
+  # Verifies that correct packages and versions are installed by inspecting package.json, yarn.lock, and node_modules
+  check_yarn_integrity: true
+
   # Reference: https://webpack.js.org/configuration/dev-server/
   dev_server:
     https: false
@@ -65,7 +69,6 @@ development:
     disable_host_check: true
     use_local_ip: false
     quiet: false
-    pretty: false
     headers:
       'Access-Control-Allow-Origin': '*'
     watch_options: