fix(agent): address inspection and staging review feedback

src/web/routes/agent-session-routes.ts

@@ -27,7 +27,7 @@ export function registerAgentSessionRoutes(app: FastifyInstance, ctx: SessionPor
     snapshot: () => {
       if (ctx.sessions.get(session.id) !== session) return null;
       const snapshot = session.guardedInputSnapshot?.();
-      return snapshot ? { ...snapshot, generation: generation(session) } : null;
+      return snapshot ?? null;
     },
     write: (text) => session.stageGuardedInput(text),
     submit: (expected) => session.submitGuardedInput(expected),

src/web/routes/index.ts

@@ -47,3 +47,5 @@ export {
   type CustomModelSwapDisplacement,
 } from './custom-model-routes.js';
 export { registerCliRegistryRoutes, readCliManagementEnabled, type CliListItem } from './cli-registry-routes.js';
+
+export { registerAgentSessionRoutes } from './agent-session-routes.js';

src/web/routes/session-routes.ts

@@ -5,7 +5,6 @@
  */
 
 import { claudeProjectDirName } from '../../case-rename.js';
-import { registerAgentSessionRoutes } from './agent-session-routes.js';
 import { FastifyInstance, type FastifyRequest } from 'fastify';
 import { z } from 'zod';
 import { join, dirname, extname, basename, resolve as resolvePath } from 'node:path';
@@ -1073,8 +1072,6 @@ export function registerSessionRoutes(
 
   // ========== Logout ==========
 
-  registerAgentSessionRoutes(app, ctx);
-
   app.post('/api/logout', async (req, reply) => {
     // Invalidate server-side session token (not just the browser cookie)
     const sessionToken = req.cookies[AUTH_COOKIE_NAME];