Overview
When using a SQL expression as default in a migration, Tempest wraps it in quotes.
Example:
->datetime('created_at', default: 'NOW()')
This compiles to DEFAULT 'NOW()' instead of DEFAULT NOW().
Minimal reproduction
use Tempest\Database\Config\DatabaseDialect;
use Tempest\Database\QueryStatements\CreateTableStatement;
$sql = new CreateTableStatement('users')
->datetime('created_at', default: 'NOW()')
->compile(DatabaseDialect::MYSQL);
echo $sql;
// CREATE TABLE `users` (
// `created_at` DATETIME DEFAULT 'NOW()' NOT NULL
// );