service id → broker (the executors apply dispatches to).
the journal (defaults to a file store in a real config).
Optionalsinkwhere bound credentials land (defaults to the @suluk/env sink). Optional.
Optionalmigrationsthe committed migration history — enables generate + migrate (the drizzle-style repeatable path). Optional;
a real config points it at fileMigrationStore("provision").
the desired instances (+ pruneOrphans default).