perf: use blazediff for faster screenshots comparison #1941
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Description
This PR replaces pixelmatch with blazediff in the E2E testing infrastructure to improve image comparison performance.
BlazeDiff is ~1.5x (around 2x times faster in the most common identical cases) times faster than pixelmatch, producing the same results in type-safe code that is available in ESM and CJS.
BlazeDiff is already integrated in:
Reviewers’ hat-rack 🎩
Screenshots or videos (if needed)