Custom error page (#8911)

Generic error page, just a dump of the current page with additional information.

DO NOT DELETE THIS TEXT

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app/Exceptions/Handler.php

@@ -66,9 +66,13 @@ class Handler extends ExceptionHandler
             return $exception->render($request);
         }
 
+        if (config('app.debug')) {
             return parent::render($request, $exception);
         }
 
+        return view('errors.generic')->with('exception', $exception);
+    }
+
     /**
      * Convert an authentication exception into an unauthenticated response.
      *