fix(S2): platform-aware paths, git-safe patch names, claimed staging,… #1497

Job	Run time
release-workflow environment-protection predicate (fixture-driven)	6s
audit aggregation selftests	7s
extended codegen fuzz	40s
lint (ruff + mypy --strict)	14s
rust (fmt + clippy + tests)	26s
OwnTS (React useEffect) -> OwnIR -> core	11s
tests (py3.11)	10s
own-check SARIF -> GitHub code scanning (dog-food)	38s
P-014 Tier B — external reference resolution (--ref-dir)	35s
tests (py3.12)	9s
owen CLI (gate A) — clean install -> check -> findings (ubuntu-latest)	1m 3s
owen CLI (gate A) — clean install -> check -> findings (windows-latest)	1m 26s
golden C# compiles & runs (.NET)	28s
C# leak extractor (Roslyn) -> OwnIR -> core	2m 33s
own-check repo scan (github + msbuild) + composite action	1m 0s
corpus benchmark (real C# recall + specificity)	4m 34s
tests (py3.13)	8s
OwnTS OSS true positives -> runtime leak proof (jsdom)	10s
	14m 38s

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