chore(docs+devops): cross-module doc sync + sprint archival moves + compose updates
Bundled pre-session doc + ops work:
- docs/modules/**: sync across advisory-ai, airgap, cli, excititor,
export-center, findings-ledger, notifier, notify, platform, router,
sbom-service, ui, web (architectural + operational updates)
- docs/features/**: updates to checked excititor vex pipeline,
developer workspace, quick verify drawer
- docs top-level: README, quickstart, API_CLI_REFERENCE, UI_GUIDE,
code-of-conduct/TESTING_PRACTICES updates
- docs/qa/feature-checks/: FLOW.md + excititor state update
- docs/implplan/: remaining sprint updates + new Concelier source
credentials sprint (SPRINT_20260422_003)
- docs-archived/implplan/: 30 sprint archival moves (ElkSharp series,
misc completed sprints)
- devops/compose: .env + services compose + env example + router gateway
config updates
File-level granularity preserved.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>