fix(engines): resolve managed engine binaries by absolute path everywhere #897

Job	Run time
lint	22s
repo-metadata	16s
component-manifest-provenance	15s
changes	4s
test (3.12)	10m 45s
install-from-source (workspace+codex+openclaw, --depth workspace --harnesses codex,openclaw)	19s
install-from-source (workspace+claude+openclaw, --depth workspace --harnesses claude,openclaw)	19s
install-from-source (workspace+hermes, --depth workspace --harnesses hermes)	22s
test (3.10)	9m 2s
install-from-source (repo+codex, --depth repo --harnesses codex)	17s
install-from-source (kitchen-sink, --depth workspace --harnesses claude,codex,openclaw,hermes)	21s
test (3.11)	8m 2s
content-guard	10s
install-from-source (workspace+none, --depth workspace --harnesses none)	16s
install-from-source (repo+claude+publisher, --depth repo --harnesses claude --include publisher)	20s
quickstart-smoke (ubuntu-latest)	22s
install-from-source (repo+claude, --depth repo --harnesses claude)	18s
windows-native-acceptance	59s
quickstart-smoke (windows-latest)	1m 7s
quickstart-smoke (macos-latest)	29s
Windows (stable, default features)	-1s
evidence-ledger-test	-1s
MSRV (Rust 1.85)	-1s
build-and-test	-1s
Feature configuration (${{ matrix.name }})	-1s
	34m 20s

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