feat(core-eslint): anchors for realtime rules splice

packages/core-eslint/base.js

@@ -4,6 +4,7 @@ import tseslint from "typescript-eslint";
 import turboPlugin from "eslint-plugin-turbo";
 import boundaries from "eslint-plugin-boundaries";
 import globals from "globals";
+// <gen:realtime-rules-imports>
 import noDirectSocketIO from "./rules/no-direct-socket-io.js";
 import noRealtimeHandlerReexport from "./rules/no-realtime-handler-reexport.js";
 
@@ -174,6 +175,7 @@ export default [
   // R2 — `socket.io` and `socket.io-client` must not be imported outside
   // core-realtime/src/ and apps/*/server.ts. Use @repo/core-realtime helpers.
   // R1 (ADR-016) — Realtime handlers must not be re-exported outside bind-* files.
+  // <gen:realtime-rules>
   {
     files: ["**/*.{ts,tsx,mjs,cjs,js}"],
     plugins: {