Finalize SPC outlook feature addition and clean up implemented roadmap documentation

internal/sinks/postgres/doc.go

@@ -233,6 +233,8 @@
 //     - run_event_id TEXT -> outlook_runs.event_id / payload.outlooks[i]
 //     - outlook_index INTEGER -> i (array position in payload.outlooks)
 //     - as_of TIMESTAMPTZ -> payload.asOf (copied from parent)
+//     - outlook_id TEXT -> payload.outlooks[i].id
+//     - provider TEXT -> payload.outlooks[i].provider
 //     - product TEXT -> payload.outlooks[i].product
 //     - day INTEGER -> payload.outlooks[i].day
 //     - outlook_type TEXT -> payload.outlooks[i].outlookType