feat: simplify SOP to immediate-effect configuration

migrations/000005_generic_scenario_runtime.up.sql

@@ -0,0 +1,20 @@
+ALTER TABLE scenarios
+  ADD COLUMN input_schema JSON NULL AFTER created_by,
+  ADD COLUMN output_schema JSON NULL AFTER input_schema;
+
+UPDATE scenarios SET input_schema = JSON_OBJECT('fields', JSON_ARRAY()), output_schema = JSON_OBJECT('fields', JSON_ARRAY());
+ALTER TABLE scenarios MODIFY input_schema JSON NOT NULL, MODIFY output_schema JSON NOT NULL;
+
+ALTER TABLE scenario_fields
+  ADD COLUMN source_path VARCHAR(255) NOT NULL DEFAULT '' AFTER field_name;
+
+ALTER TABLE sop_runs
+  ADD COLUMN external_ref VARCHAR(191) NULL AFTER operator_id,
+  ADD COLUMN input JSON NULL AFTER answers,
+  ADD COLUMN derived JSON NULL AFTER input,
+  ADD COLUMN outputs JSON NULL AFTER derived;
+
+UPDATE sop_runs SET input = answers, derived = JSON_OBJECT(), outputs = JSON_ARRAY();
+ALTER TABLE sop_runs MODIFY input JSON NOT NULL, MODIFY derived JSON NOT NULL, MODIFY outputs JSON NOT NULL;
+
+ALTER TABLE sop_runs ADD UNIQUE KEY uk_sop_runs_external_ref (tenant_id, sop_id, external_ref);