diff --git a/server/src/types/deck_types.d.ts b/server/src/types/deck_types.d.ts
new file mode 100644
index 0000000..3aa65d7
--- /dev/null
+++ b/server/src/types/deck_types.d.ts
@@ -0,0 +1,2 @@
+type question_deck = string;
+type object_deck = string[];
\ No newline at end of file