Pass connected_services to /generate so ALEMBIC_API helper gets injected

Save button only visible after successful build, hidden on errors

Use cookie (primary) + localStorage (fallback) for user_id persistence

Persistent user_id, CORS, app save/list, Save button

Fix service recheck in HF Space iframe context

Service recheck after OAuth + in-app preview

Early service detection + connect UI before build

Deploy alembic from 3abb84c

Deploy alembic from c63358a

Deploy alembic from b8a1bc0