test: move resetDb to own testing lib function

src/libs/test/resetTestDb.ts

@@ -0,0 +1,11 @@
+import { tables } from "~/models/schema";
+
+import { getTestDb } from "./getTestDb";
+
+export async function resetTestDb() {
+  const db = getTestDb();
+
+  for (const table of tables) {
+    await db.delete(table);
+  }
+}