* ci: benchmark per-job Node compile caching on full unit shards
* ci: measure unit shards with three and four workers
* ci: benchmark localization extraction CLI patch
* perf(build): reuse identical relay bundles across platforms
* ci: compare Vitest 4 and 5 on complete ARM shards
* perf(ci): upgrade localization extraction to skip irrelevant syntax walks
* perf(ci): use all four ARM cores and remove benchmark workflows
* ci: preserve failures while capturing unit source revision
* fix(ci): preserve commented and escaped localization calls
* ci: remove corrected localization benchmark harness
Neil
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