Normalize doubled provider/model routes on cron create and fire.

Agents often pass zte/Qwen3-… as both provider and model; split combined routes so scheduled runs resolve a real model.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/index.js

@@ -48,7 +48,7 @@ export {
   workspaceVisibleIds,
 } from './isolation.js'
 export { wrapScheduledPrompt } from './prompt.js'
-export { normalizeJobModel } from './store.js'
+export { normalizeJobModel, splitProviderModel } from './store.js'
 export {
   assertCanAccessJob,
   canViewAllJobs,