docs(scaffolding): realtime generator reference

docs/guides/scaffolding-a-feature.md

@@ -98,9 +98,13 @@ Once a feature exists, augment it with cross-feature events or background jobs u
 pnpm turbo gen event publish     # publisher contract
 pnpm turbo gen event consume     # consumer handler + Payload event-task
 pnpm turbo gen job               # background job + TaskConfig
+pnpm turbo gen realtime channel  # realtime channel descriptor (ADR-016)
+pnpm turbo gen realtime handler  # inbound realtime handler (ADR-016)
 ```
 
-The generators insert at six fixed `// <gen:*>` anchor comments. Generated features include four of them automatically (the `// <gen:job-tasks>` location is in `integrations/cms/index.ts`, which is manually authored as part of Phase-2 wiring); pre-existing features were retrofitted in ADR-015.
+The event/job generators insert at six fixed `// <gen:*>` anchor comments. Generated features include four of them automatically (the `// <gen:job-tasks>` location is in `integrations/cms/index.ts`, which is manually authored as part of Phase-2 wiring); pre-existing features were retrofitted in ADR-015.
+
+The realtime generators insert at three additional fixed `// <gen:realtime-*>` anchor comments (`// <gen:realtime-channels>` in `src/index.ts`, `// <gen:realtime-handler-symbols>` in `src/di/symbols.ts`, `// <gen:realtime-handlers>` in both `bind-*.ts` files). Generated features include all three automatically; pre-existing features were retrofitted in ADR-016.
 
 ## Cross-links
 
@@ -112,3 +116,4 @@ The generators insert at six fixed `// <gen:*>` anchor comments. Generated featu
 - `docs/decisions/adr-013-input-output-unification.md` — schemas-in-use-case + presenter
 - `docs/decisions/adr-014-instrumentation-sentry.md` — span + capture wiring (R41–R44)
 - `docs/decisions/adr-015-events-and-jobs.md` — cross-feature events + background jobs
+- `docs/decisions/adr-016-realtime-layer.md` — Socket.IO realtime channels + handlers