error pages

app/views/layouts/errors.html.slim

@@ -11,10 +11,11 @@ html data-bs-theme="light" data-controller="set-theme"
     = render partial: "layouts/navigation"
     .container-fluid
       .row
-        = render partial: "layouts/sidebar"
         main.col.ps-md-2.pt-2
-          .container-fluid
-            #main-content[data-controller="rich-text-link-targets"]
+          .container
+            #main-content
+              h1.error_heading = ":-/ Error #{yield(:code)}"
+              p Deine Anfrage konnte nicht bearbeitet werden.
+              - if content_for?(:message)
+                p.error_message #{yield(:message)}
               = yield
-    footer.container-fluid.mt-auto.border-top
-      = Rails.configuration.build_version && "Version: #{Rails.configuration.build_version}"