Make ParallelFieldGenerationRaceTest fail deterministically via CyclicBarrier#1233

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Copilot wants to merge 23 commits into

copilot/add-parallel-execution-option

Commits on May 20, 2026

feat: add optional parallel task execution in MessageCodeGenerator

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chrjohn
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feat: log parallel worker count for generator tasks

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chrjohn
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Commits on May 22, 2026

Commits on May 23, 2026

test: add parallel same-directory field generation race coverage

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chrjohn
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refactor: remove per-output-file write synchronization from generator

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chrjohn
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Commits on May 26, 2026

Commits on May 27, 2026

ci: print generated sources on compile errors
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Commits on May 29, 2026

Commits on May 31, 2026

Add deterministic shared-output IDSource race regression test
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