WIP on docs and added basic enums supports

src/Repository/SqliteRepository.php

@@ -2,7 +2,7 @@
 
 namespace Ulmus\Repository;
 
-use Ulmus\{ConnectionAdapter, QueryBuilder, Repository, Query, Ulmus};
+use Ulmus\{ConnectionAdapter, QueryBuilder, Repository, Query, Ulmus, Entity};
 
 class SqliteRepository extends Repository {
 
@@ -18,6 +18,15 @@ class SqliteRepository extends Repository {
 
     }
 
+    public function listColumns(? string $table = null)
+    {
+        $table ??= $this->entityResolver->tableName();
+        $this->showColumnsSqlQuery($table);
+
+        return $this->collectionFromQuery(Entity\Sqlite\Column::class)->iterate(fn($e) => $e->tableName = $table);
+    }
+
+
     protected function serverRequestCountRepository() : Repository
     {
         return new static($this->entityClass, $this->alias, $this->adapter);