Merge pull request #242 from statikbe/fixbuild

Fix: frontend build does not work with --ignore-optionals

deploy.php

@@ -100,7 +100,7 @@
 
 desc('Frontend build');
 task('statik:frontend_build', function () {
-    run('cd {{release_path}} && yarn install --ignore-optional && yarn run prod');
+    run('cd {{release_path}} && yarn install && yarn run prod');
 })->once();
 
 desc('Fichenbak versioning');