feat: simplify SOP to immediate-effect configuration

migrations/000007_public_sdk_access.down.sql

@@ -0,0 +1,3 @@
+DROP TABLE IF EXISTS public_run_sessions;
+ALTER TABLE scenarios DROP INDEX uk_scenarios_public_key, DROP INDEX uk_scenarios_scenario_key;
+ALTER TABLE scenarios DROP COLUMN allowed_origins, DROP COLUMN public_key, DROP COLUMN scenario_key;