feat(learner): library, search, course outline with gating, lesson payload API

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

packages/feature-learner/src/server/feature.ts

@@ -1,8 +1,10 @@
-import type { AuthService, Feature, ServerContext } from "@stc/contracts";
+import type { AuthService, Feature, RouteHandler, ServerContext } from "@stc/contracts";
 import { createAuth } from "./auth";
 import { runMigrations } from "./migrate";
 import { json } from "./http";
 import { adminRoutes } from "./admin";
+import { libraryRoutes } from "./catalog";
+import { lessonRoutes } from "./lesson";
 
 /**
  * The learner feature: auth, library, reader, notes, progress and exercises.
@@ -22,6 +24,14 @@ export function learnerFeature(ctx: ServerContext): Feature & { auth: AuthServic
       GET: async () => json({ emailPassword: true, providers: auth.providers(), sso: await auth.hasSso() }),
     },
     ...adminRoutes(ctx, auth.service.invalidate),
+    ...libraryRoutes(ctx),
+    ...lessonRoutes(ctx),
   };
+  // Every handler waits for the learner migrations (a no-op once Phase 2 runs them in migrate()).
+  for (const methods of Object.values(routes)) {
+    for (const [m, h] of Object.entries(methods)) {
+      (methods as Record<string, RouteHandler>)[m] = async (req, rc) => { await ready; return h!(req, rc); };
+    }
+  }
   return { name: "learner", routes, auth: auth.service };
 }