Flush pending microtasks on service worker startup #6134

Performance Gate Passed

✅ 70 untouched benchmarks
⏩ 129 skipped benchmarks¹

_{Comparing jasnell/flush-microtask-on-service-worker-startup (d3dfab5) with main (31c07ba)}

129 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩