feat: vendor/scan/apply overhaul — lockfile-driven discovery, verified auto-fetch, mismatch-tolerant apply #327

Job	Run time
clippy	48s
test (windows-latest)	14m 43s
test (ubuntu-latest)	6m 42s
lint-ecosystems	7s
test (macos-latest)	5m 55s
coverage-docker (gem)	4m 34s
test-release	17m 27s
coverage-docker (maven)	5m 32s
coverage-docker (golang)	4m 57s
e2e-docker (npm)	4m 18s
coverage-docker (pypi)	5m 32s
coverage-docker (npm)	5m 20s
e2e-docker (pypi)	4m 34s
e2e-docker (gem)	4m 14s
coverage-docker (deno)	5m 9s
coverage-docker (nuget)	5m 5s
dispatch-tests	10s
e2e-docker (golang)	4m 15s
setup-matrix (nuget)	3m 18s
setup-matrix (golang)	2m 48s
setup-matrix (deno)	3m 5s
setup-matrix (npm)	3m 49s
setup-matrix (cargo)	3m 4s
setup-matrix (pypi)	4m 27s
e2e-docker (cargo)	4m 18s
setup-matrix (composer)	3m 0s
coverage	6m 11s
e2e-docker (deno)	4m 21s
setup-matrix (maven)	4m 55s
coverage-docker (cargo)	5m 12s
coverage-docker (composer)	5m 2s
e2e-docker (maven)	4m 27s
e2e-docker (composer)	4m 8s
setup-matrix (gem)	3m 21s
e2e-docker (nuget)	4m 9s
coverage-merge	0s
e2e (ubuntu-latest, e2e_golang)	1m 32s
e2e (ubuntu-latest, e2e_nuget)	1m 32s
e2e (ubuntu-latest, e2e_safety_cargo_build)	1m 46s
e2e (macos-latest, e2e_safety_cargo_build)	2m 1s
e2e (ubuntu-latest, e2e_cargo)	1m 32s
e2e (ubuntu-latest, e2e_composer)	1m 28s
e2e (ubuntu-latest, e2e_safety_pnpm)	1m 43s
e2e (ubuntu-latest, e2e_maven)	1m 28s
e2e (macos-latest, e2e_safety_pnpm)	1m 37s
e2e (windows-latest, e2e_safety_pnpm)	1m 36s
e2e (windows-latest, e2e_safety_cargo_build)	1m 32s
	3h 6m 44s

Provide feedback