From time to time the test suite fails with something looking like this:

@tuleap/plugin-taskboard:test: ⎯⎯⎯⎯⎯⎯ Unhandled Errors ⎯⎯⎯⎯⎯⎯
@tuleap/plugin-taskboard:test:
@tuleap/plugin-taskboard:test: Vitest caught 1 unhandled error during the test run.
@tuleap/plugin-taskboard:test: This might cause false positive tests. Resolve unhandled errors to make sure your tests are not affected.
@tuleap/plugin-taskboard:test:
@tuleap/plugin-taskboard:test: ⎯⎯⎯⎯⎯ Uncaught Exception ⎯⎯⎯⎯⎯
@tuleap/plugin-taskboard:test: ReferenceError: window is not defined
@tuleap/plugin-taskboard:test:  ❯ scrollToItemItem src/helpers/scroll-to-item.ts:41:13
@tuleap/plugin-taskboard:test:      39|     if (current_top < NAVBAR_HEIGHT_AND_HEADER_HEIGHT_IN_PX) {
@tuleap/plugin-taskboard:test:      40|         const new_top =
@tuleap/plugin-taskboard:test:      41|             window.pageYOffset +
@tuleap/plugin-taskboard:test:        |             ^
@tuleap/plugin-taskboard:test:      42|             current_top -
@tuleap/plugin-taskboard:test:      43|             NAVBAR_HEIGHT_AND_HEADER_HEIGHT_IN_PX -
@tuleap/plugin-taskboard:test:  ❯ scrollToItemIfNeeded src/helpers/scroll-to-item.ts:32:9
@tuleap/plugin-taskboard:test:  ❯ Timeout._onTimeout src/components/TaskBoard/Body/Swimlane/Card/BaseCard.vue:178:13
@tuleap/plugin-taskboard:test:  ❯ listOnTimeout node:internal/timers:605:17
@tuleap/plugin-taskboard:test:  ❯ processTimers node:internal/timers:541:7
@tuleap/plugin-taskboard:test:
@tuleap/plugin-taskboard:test: This error originated in "src/components/TaskBoard/Body/Swimlane/Card/BaseCard.test.ts" test file. It doesn't mean the error was thrown inside the file itself, but while it was running.