dep: compose dependency

src/sammo/FileDB.php

@@ -8,8 +8,8 @@ class FileDB{
     public static function db(string $path, ?string $schemaPath = null) : Medoo{
         //Note: reference count 적용. MySQL의 것과 다르게 동작함.
         $db = new Medoo([
-            'database_type' => 'sqlite',
-	        'database_file' => $path
+            'type' => 'sqlite',
+	        'database' => $path
         ]);
         if($schemaPath){
             $db->query(\file_get_contents($schemaPath));