fix: rebuild RUB-only snapshots on next tick (WealthLedger/main#55)

prisma/migrations/20261108000001_rub_only_resync_now/migration.sql

@@ -0,0 +1,3 @@
+-- RUB-only: snapshots were dropped by the previous migration; clearing the hourly
+-- schedule makes the next scheduler tick rebuild them instead of waiting for the term.
+DELETE FROM "TbankSyncWork" WHERE "scopeKey" = 'hourly';