feat: migrating games to level

src/main/level/sublevels/downloads.ts

@@ -0,0 +1,11 @@
+import type { Download } from "@types";
+
+import { db } from "../level";
+import { levelKeys } from "./keys";
+
+export const downloadsSublevel = db.sublevel<string, Download>(
+  levelKeys.downloads,
+  {
+    valueEncoding: "json",
+  }
+);