- Harden test isolation cleanup retries and allow-list behavior in scripts/test-changed.mjs
- Expand test coverage for cleanup retry logic and allow-list handling in scripts/__tests__/test-changed.test.mjs
- Add shell-native connection status plumbing and UI coverage across dashboard, desktop preload/types, and mobile typings
- Add ShellConnectionStatus and mobile nav wiring plus related app/component test coverage
- Document shell connection contracts and add FN-3568 diagnosis/recovery notes
Fusion-Task-Id: FN-3723
- Create a disposable HOME/USERPROFILE env for scripts/test-changed.mjs execution
- Run isolation guard checks with the same isolated env, including cache-hit no-op paths
- Clean up temp HOME after test execution to avoid residue
- Update test coverage and contributing docs for the shared isolation behavior
Fusion-Task-Id: FN-3610
- Expand test-changed coverage and shard selection assertions for CI workflows
- Improve vitest worker temp-directory utilities and related core/CLI tests
- Refine test isolation guardrails and runtime ignore handling for live .fusion noise
- Update contributing guidance and root test script usage for the verified workflow
Fusion-Task-Id: FN-3607
This merge lands five FN-3593 commits establishing a test isolation contract with a new `scripts/check-test-isolation.mjs` guard that scans for accidental `beforeEach`/`afterEach`/`beforeAll`/`afterAll` in setup helpers, plus per-package `setup-test-isolation.ts` bootstraps that canonicalize the pat
Fusion-Task-Id: FN-3593
