test: create lib function for getting mocked env variables

src/controllers/token/index.spec.ts

@@ -4,17 +4,15 @@ import { DateTime } from "luxon";
 import { beforeEach, describe, expect, it } from "bun:test";
 
 import app from "~/index";
+import { getTestDb } from "~/libs/test/getTestDb";
 import { server } from "~/mocks";
-import { getDb, resetDb } from "~/models/db";
+import { resetDb } from "~/models/db";
 import { deviceTokensTable } from "~/models/schema";
 
 server.listen();
 
 describe("requests the /token route", () => {
-  const db = getDb({
-    TURSO_URL: process.env.TURSO_URL ?? "http://127.0.0.1:3000",
-    TURSO_AUTH_TOKEN: process.env.TURSO_AUTH_TOKEN ?? "asd",
-  });
+  const db = getTestDb();
 
   beforeEach(async () => {
     await resetDb();