pramen — POST /rpc/<handler> (JSON body), or WebSocket /live for live queries. Header X-Pramen-Tenant selects the store (default: main). Admin (optional partition selects the partition DO, default: default): GET /tenants, POST /admin/recover {tenant,timestamp,partition?}, GET /admin/schema?tenant=&partition=, POST /admin/data {tenant,table,op,partition?}.