91c3276

What's Changed

• perf(tests): import date-fns by subpath and mock Sentry in tests by @AvocadoVenom in #573
• test(layout): drop the unused window.location stub from the Header tests by @AvocadoVenom in #574
• perf(tests): run the unit tests on Vitest's vmThreads pool by @AvocadoVenom in #575
• refactor(comments): trim code comments to factual, current content by @AvocadoVenom in #576
• refactor(comments): trim test comments and drop the stale vi.mock alias note by @AvocadoVenom in #577
• docs(claude): add a code comment policy and the vi.mock alias note by @AvocadoVenom in #578

Full Changelog: f31a7dc...91c3276