refactor(model): Add string type hint to select columns

src/Libs/Model.php

@@ -499,12 +499,12 @@ class Model
     /**
      * Defines SELECT in the SQL statement.
      *
-     * @param array $columns
-     *                       Columns to be selected in the SQL query.
+     * @param array<string> $columns
+     *                               Columns to be selected in the SQL query.
      *
      * @return static
      */
-    public static function select(...$columns): static
+    public static function select(string ...$columns): static
     {
         static::$querySelect['select'] = $columns;