Set header in demo seeder

app/Console/Commands/DemoSeederCommand.php

@@ -407,6 +407,9 @@ EINCIDENT;
             ], [
                 'key'   => 'enable_subscribers',
                 'value' => '0',
+            ], [
+                'key' => 'header',
+                'value' => '<script src="https://cdn.usefathom.com/script.js" data-site="NQKCLYJJ" defer></script>',
             ],
         ];