refactor: DB schema fixes + container renames + compose include + audit sprint
- FindingsLedger: change schema from public to findings (V3-01)
- Add 9 migration module plugins: RiskEngine, Replay, ExportCenter, Integrations, Signer, IssuerDirectory, Workflow, PacksRegistry, OpsMemory (V4-01 to V4-09)
- Remove 16 redundant inline CREATE SCHEMA patterns (V4-10)
- Rename export→export-web, excititor→excititor-web for consistency
- Compose stella-ops.yml: thin wrapper using include: directive
- Fix dead /api/v1/jobengine/* gateway routes → release-orchestrator/packsregistry
- Scheduler plugin architecture: ISchedulerJobPlugin + ScanJobPlugin + DoctorJobPlugin
- Create unified audit sink sprint plan
- VulnExplorer integration tests + gap analysis
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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