| // Vitest setup. Runs before every test file. | |
| // | |
| // The date helpers work in local time, so the suite pins the timezone to UTC | |
| // to keep assertions readable and machine-independent. Node re-reads TZ when | |
| // it changes, so setting it here is enough. | |
| process.env.TZ = "UTC"; | |
| import "@testing-library/jest-dom/vitest"; |