feat: codex-quality fallback robustness (partial-failure recovery, fuzz tracking, atomic writes)#8

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code-yeongyu merged 15 commits into

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feat/codex-fallback-completeness

May 10, 2026

Commits on May 10, 2026

test: cover applyPatchDetailed accumulates per-hunk failures
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feat: introduce ApplyPatchResult, ApplyPatchFailure, ApplyPatchRecoveryInstructions types and ApplyPatchError class
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feat: implement applyPatchDetailed with failure accumulation
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feat: build mustReadFiles/mustNotReadFiles in createRecoveryInstructions
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feat: route tool execute() through applyPatchDetailed for partial-failure recovery message
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test: cover applyPatch retains fail-fast on first hunk failure
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refactor: keep legacy applyPatch fail-fast semantics
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test: cover seekSequence returning fuzz tier 0/1/100/10000
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feat: extend seekSequence to return {index, fuzz} tuple
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feat: aggregate fuzz across hunks into result.details.fuzz
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test: cover tool recovery message for partial applyPatchDetailed failure
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test: cover writeFileAtomic Windows EEXIST fallback
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feat: add writeFileAtomic helper with EEXIST fallback
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test: cover patch flow leaves no .tmp artifacts after success
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refactor: route patch writes through writeFileAtomic
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