Block a user
[Feature] Define which APIs are stable kernel contracts and which are temporary compatibility paths
[Feature] Document current module contract as the compatibility baseline
[Feature] Fix Swagger / OpenAPI integration
[Task] Deploy with monitoring
[Task] Rate limiting by API key
[Task] Version support + test endpoint
[Task] Docs: Swagger UI + openapi.json
[Feature] Finalize flight endpoint (with segments)
[Feature] Integrate real CO₂ calc logic
[Task] Profile pictures
[Task] OIDC integration (future)
[Task] Admin impersonation
[Task] Audit log: role/key changes
[Task] Mock email/token flow
[Task] API auth + input tests
[Task] Integration: login, session
[Task] API response caching
[Feature] Serve openapi.json